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Adambulacral Stock Photos and Images
Astropectenn Aurantiacus has adambulacral ossicles and marginal ossicles, vintage line drawing or engraving illustration. Stock Vectorhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/astropectenn-aurantiacus-has-adambulacral-ossicles-and-marginal-ossicles-vintage-line-drawing-or-engraving-illustration-image244634244.htmlRFT601D8–Astropectenn Aurantiacus has adambulacral ossicles and marginal ossicles, vintage line drawing or engraving illustration.
A treatise on zoology . as. By the removal of some of thepodia, the ambulacral grooves may be seen to lie outside a seriesof pairs of narrow j^lates—the ambulacral ossicles (Fig. III.). The two series of ossicles meetin the middle line ; laterallythey abut against a rowof adambulacral ossicles, be-yond which are further rowsof interambulacral and mar-ginal ossicles, all of whichare comparatively small. Theossicles are protected by spines and pedicellariae similar to, butsimpler than, those of Echinoidea. The Oral Skeleton (or actinostomial ring) consists of a solidcalcareous ring around the mo Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-treatise-on-zoology-as-by-the-removal-of-some-of-thepodia-the-ambulacral-grooves-may-be-seen-to-lie-outside-a-seriesof-pairs-of-narrow-jlatesthe-ambulacral-ossicles-fig-iii-the-two-series-of-ossicles-meetin-the-middle-line-laterallythey-abut-against-a-rowof-adambulacral-ossicles-be-yond-which-are-further-rowsof-interambulacral-and-mar-ginal-ossicles-all-of-whichare-comparatively-small-theossicles-are-protected-by-spines-and-pedicellariae-similar-to-butsimpler-than-those-of-echinoidea-the-oral-skeleton-or-actinostomial-ring-consists-of-a-solidcalcareous-ring-around-the-mo-image340147980.htmlRM2ANB264–A treatise on zoology . as. By the removal of some of thepodia, the ambulacral grooves may be seen to lie outside a seriesof pairs of narrow j^lates—the ambulacral ossicles (Fig. III.). The two series of ossicles meetin the middle line ; laterallythey abut against a rowof adambulacral ossicles, be-yond which are further rowsof interambulacral and mar-ginal ossicles, all of whichare comparatively small. Theossicles are protected by spines and pedicellariae similar to, butsimpler than, those of Echinoidea. The Oral Skeleton (or actinostomial ring) consists of a solidcalcareous ring around the mo
. A manual of zoology. Zoology. Fig. 287.—.4, cross-secUon of starfish arm (orig.). a. adambulacral plates; am, ambulacra; ap, ambulacral plates; b, branchice; c, cctlom; /;, hepatic ca:ca; 1, inter- arabulacral plates; )/, radial nerve; p. ampulla; r, radial canal; i radial blood'vessel. D, ambulacral plates, ventral view, showing the ambulacral pores between. form the roofs of the ambulacral grooves, and between them are openings (tig. 287, B), the ambulacral pores, through which connection is made be- tween the ambulacra and ampulla;. In each arm the pairs of amindacral plates meet aljove Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-manual-of-zoology-zoology-fig-2874-cross-secuon-of-starfish-arm-orig-a-adambulacral-plates-am-ambulacra-ap-ambulacral-plates-b-branchice-c-cctlom-hepatic-caca-1-inter-arabulacral-plates-radial-nerve-p-ampulla-r-radial-canal-i-radial-bloodvessel-d-ambulacral-plates-ventral-view-showing-the-ambulacral-pores-between-form-the-roofs-of-the-ambulacral-grooves-and-between-them-are-openings-tig-287-b-the-ambulacral-pores-through-which-connection-is-made-be-tween-the-ambulacra-and-ampulla-in-each-arm-the-pairs-of-amindacral-plates-meet-aljove-image216376844.htmlRMPG0PTC–. A manual of zoology. Zoology. Fig. 287.—.4, cross-secUon of starfish arm (orig.). a. adambulacral plates; am, ambulacra; ap, ambulacral plates; b, branchice; c, cctlom; /;, hepatic ca:ca; 1, inter- arabulacral plates; )/, radial nerve; p. ampulla; r, radial canal; i radial blood'vessel. D, ambulacral plates, ventral view, showing the ambulacral pores between. form the roofs of the ambulacral grooves, and between them are openings (tig. 287, B), the ambulacral pores, through which connection is made be- tween the ambulacra and ampulla;. In each arm the pairs of amindacral plates meet aljove
. Elementary lessons in zoölogy : a guide in studying animal life and structure in field and laboratory . Starfish.—1. Starfish (Asterias rmlgaris), a. iirge dried specimen one half natural size. 2. Diagram of cross section of oral part of an arm: br, branchial tentacle; sk, calcareous plate of skeleton (in heavy black) ; sp, spines (those designated are on an adambulacral plate); amp, ampullje; c, radial canal; 7i, radial nerve; amh, ambulacra, or tube feet. 3. Dia- gram of water-vascular system: m, madreporite; sc, stone canal; coc, cir- cumoral canal; re, radial canal; amp, ampulla^; amb, Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/elementary-lessons-in-zology-a-guide-in-studying-animal-life-and-structure-in-field-and-laboratory-starfish1-starfish-asterias-rmlgaris-a-iirge-dried-specimen-one-half-natural-size-2-diagram-of-cross-section-of-oral-part-of-an-arm-br-branchial-tentacle-sk-calcareous-plate-of-skeleton-in-heavy-black-sp-spines-those-designated-are-on-an-adambulacral-plate-amp-ampullje-c-radial-canal-7i-radial-nerve-amh-ambulacra-or-tube-feet-3-dia-gram-of-water-vascular-system-m-madreporite-sc-stone-canal-coc-cir-cumoral-canal-re-radial-canal-amp-ampulla-amb-image178404280.htmlRMMA70DC–. Elementary lessons in zoölogy : a guide in studying animal life and structure in field and laboratory . Starfish.—1. Starfish (Asterias rmlgaris), a. iirge dried specimen one half natural size. 2. Diagram of cross section of oral part of an arm: br, branchial tentacle; sk, calcareous plate of skeleton (in heavy black) ; sp, spines (those designated are on an adambulacral plate); amp, ampullje; c, radial canal; 7i, radial nerve; amh, ambulacra, or tube feet. 3. Dia- gram of water-vascular system: m, madreporite; sc, stone canal; coc, cir- cumoral canal; re, radial canal; amp, ampulla^; amb,
Echinodermen (Stachelhäuter) echinodermenstac02ludw Year: 1889 530 Seestcrnc. Fii sog. ersten Wirbel vor sich hat. In der rechten Hälfte der Fig. 5 sind die Trennungslinicn, nm die es sich hier handelt, pnnktirt angegeben an einer Form des „ersten Wirbels', der in Bezug auf das Auseinandor- weichen der Körper der ersten Anibulacralstücke luigefähr die Mitte zwischen dem in Fig. 1 und 2 dargestellten einhält. Die ersten Adambulacral- stücke je zweier benachbarten Antimeren bilden durch ihre An- einanderlagerung und ihr, nament- lich bei der adambulacralen Peri- stombildung starkes, nach dem M Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/echinodermen-stachelhuter-echinodermenstac02ludw-year-1889-530-seestcrnc-fii-sog-ersten-wirbel-vor-sich-hat-in-der-rechten-hlfte-der-fig-5-sind-die-trennungslinicn-nm-die-es-sich-hier-handelt-pnnktirt-angegeben-an-einer-form-des-ersten-wirbels-der-in-bezug-auf-das-auseinandor-weichen-der-krper-der-ersten-anibulacralstcke-luigefhr-die-mitte-zwischen-dem-in-fig-1-und-2-dargestellten-einhlt-die-ersten-adambulacral-stcke-je-zweier-benachbarten-antimeren-bilden-durch-ihre-an-einanderlagerung-und-ihr-nament-lich-bei-der-adambulacralen-peri-stombildung-starkes-nach-dem-m-image240707378.htmlRMRYH4M2–Echinodermen (Stachelhäuter) echinodermenstac02ludw Year: 1889 530 Seestcrnc. Fii sog. ersten Wirbel vor sich hat. In der rechten Hälfte der Fig. 5 sind die Trennungslinicn, nm die es sich hier handelt, pnnktirt angegeben an einer Form des „ersten Wirbels', der in Bezug auf das Auseinandor- weichen der Körper der ersten Anibulacralstücke luigefähr die Mitte zwischen dem in Fig. 1 und 2 dargestellten einhält. Die ersten Adambulacral- stücke je zweier benachbarten Antimeren bilden durch ihre An- einanderlagerung und ihr, nament- lich bei der adambulacralen Peri- stombildung starkes, nach dem M
A treatise on zoology . as. By the removal of some of thepodia, the ambulacral grooves may be seen to lie outside a seriesof pairs of narrow j^lates—the ambulacral ossicles (Fig. III.). The two series of ossicles meetin the middle line ; laterallythey abut against a rowof adambulacral ossicles, be-yond which are further rowsof interambulacral and mar-ginal ossicles, all of whichare comparatively small. Theossicles are protected by spines and pedicellariae similar to, butsimpler than, those of Echinoidea. The Oral Skeleton (or actinostomial ring) consists of a solidcalcareous ring around the mo Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-treatise-on-zoology-as-by-the-removal-of-some-of-thepodia-the-ambulacral-grooves-may-be-seen-to-lie-outside-a-seriesof-pairs-of-narrow-jlatesthe-ambulacral-ossicles-fig-iii-the-two-series-of-ossicles-meetin-the-middle-line-laterallythey-abut-against-a-rowof-adambulacral-ossicles-be-yond-which-are-further-rowsof-interambulacral-and-mar-ginal-ossicles-all-of-whichare-comparatively-small-theossicles-are-protected-by-spines-and-pedicellariae-similar-to-butsimpler-than-those-of-echinoidea-the-oral-skeleton-or-actinostomial-ring-consists-of-a-solidcalcareous-ring-around-the-mo-image340149483.htmlRM2ANB43R–A treatise on zoology . as. By the removal of some of thepodia, the ambulacral grooves may be seen to lie outside a seriesof pairs of narrow j^lates—the ambulacral ossicles (Fig. III.). The two series of ossicles meetin the middle line ; laterallythey abut against a rowof adambulacral ossicles, be-yond which are further rowsof interambulacral and mar-ginal ossicles, all of whichare comparatively small. Theossicles are protected by spines and pedicellariae similar to, butsimpler than, those of Echinoidea. The Oral Skeleton (or actinostomial ring) consists of a solidcalcareous ring around the mo
. Dr. H.G. Bronn's Klassen und Ordnungen des Thier-Reichs : wissenschaftlich dargestellt in Wort und Bild . Figur iimfasst einen Intcrradius und die beiden anliegenden Eadien. Äj^, A.y, Ag die Ambulacralstücke {= Wirbcl- hälftcn); Äd^^. Äd.2, ^cZg die Adambulacralstücke ; I^ das innere intermediäre Stück; F^, F^, F^ die Ambulacralporen. Ambulacralstücke ungefähr die Mitte zwischen dem in Fig. 1 und 2 dargestellten einhält. Die ersten Adambulacral- stiicke je zweier benachbarten Antimeren bilden durch ihre An- einanderlagerung und ihr, nament- lich bei der adambulacralen Peri- stombildung stark Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/dr-hg-bronns-klassen-und-ordnungen-des-thier-reichs-wissenschaftlich-dargestellt-in-wort-und-bild-figur-iimfasst-einen-intcrradius-und-die-beiden-anliegenden-eadien-j-ay-ag-die-ambulacralstcke-=-wirbcl-hlftcn-d-d2-czg-die-adambulacralstcke-i-das-innere-intermedire-stck-f-f-f-die-ambulacralporen-ambulacralstcke-ungefhr-die-mitte-zwischen-dem-in-fig-1-und-2-dargestellten-einhlt-die-ersten-adambulacral-stiicke-je-zweier-benachbarten-antimeren-bilden-durch-ihre-an-einanderlagerung-und-ihr-nament-lich-bei-der-adambulacralen-peri-stombildung-stark-image178501209.htmlRMMABC35–. Dr. H.G. Bronn's Klassen und Ordnungen des Thier-Reichs : wissenschaftlich dargestellt in Wort und Bild . Figur iimfasst einen Intcrradius und die beiden anliegenden Eadien. Äj^, A.y, Ag die Ambulacralstücke {= Wirbcl- hälftcn); Äd^^. Äd.2, ^cZg die Adambulacralstücke ; I^ das innere intermediäre Stück; F^, F^, F^ die Ambulacralporen. Ambulacralstücke ungefähr die Mitte zwischen dem in Fig. 1 und 2 dargestellten einhält. Die ersten Adambulacral- stiicke je zweier benachbarten Antimeren bilden durch ihre An- einanderlagerung und ihr, nament- lich bei der adambulacralen Peri- stombildung stark
A treatise on zoology . Amb Fig. XLV. Protocrinus oviformis, after Volborth. 1, oral surface, showing food-grooves partly coveredby ambulacrals, x 3; 2, aboral surface of young individual, showing stem-attachment; 3,aboral surface of oldindividual, without stem.. portions of adambulacrals. Each adambulacral bears a brachiole-facet;there are about thirty-six in each ray. Family 4. Mesocystidae. Diploporita in wliich the food-groovesextend over the theca almost to the aboral pole, and are regularlybordered by alternating brachioliferous adambulacrals, raised above andoutside the adjacent interam Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-treatise-on-zoology-amb-fig-xlv-protocrinus-oviformis-after-volborth-1-oral-surface-showing-food-grooves-partly-coveredby-ambulacrals-x-3-2-aboral-surface-of-young-individual-showing-stem-attachment-3aboral-surface-of-oldindividual-without-stem-portions-of-adambulacrals-each-adambulacral-bears-a-brachiole-facetthere-are-about-thirty-six-in-each-ray-family-4-mesocystidae-diploporita-in-wliich-the-food-groovesextend-over-the-theca-almost-to-the-aboral-pole-and-are-regularlybordered-by-alternating-brachioliferous-adambulacrals-raised-above-andoutside-the-adjacent-interam-image340225437.htmlRM2ANEH0D–A treatise on zoology . Amb Fig. XLV. Protocrinus oviformis, after Volborth. 1, oral surface, showing food-grooves partly coveredby ambulacrals, x 3; 2, aboral surface of young individual, showing stem-attachment; 3,aboral surface of oldindividual, without stem.. portions of adambulacrals. Each adambulacral bears a brachiole-facet;there are about thirty-six in each ray. Family 4. Mesocystidae. Diploporita in wliich the food-groovesextend over the theca almost to the aboral pole, and are regularlybordered by alternating brachioliferous adambulacrals, raised above andoutside the adjacent interam
. Bulletin - United States National Museum. X 6. !<•. Thirty-fifth adambulacral plate with three furrow spinelets.1/. Fourth adambulacral plate, one furrow spine, X 6. 2. Nearchaster pedicellaris; mouth plates of type, X 6; some of the suborals have been rcmove<l from leftside. 3. Nearchaster aciculosus; sixth superomarginal and inferomarginal from side, showing the armature, X6. 406 BULLETIN 76, UNITED STATES NATIONAL MUSEUM. Plate 119. Fig. 1. Nearchaster variabilis; abactinal purface of a Bpecimen having the maximum number of papulse.2. Luidiaster dawsoni; abactinal view of a young sp Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/bulletin-united-states-national-museum-x-6-!lt-thirty-fifth-adambulacral-plate-with-three-furrow-spinelets1-fourth-adambulacral-plate-one-furrow-spine-x-6-2-nearchaster-pedicellaris-mouth-plates-of-type-x-6-some-of-the-suborals-have-been-rcmoveltl-from-leftside-3-nearchaster-aciculosus-sixth-superomarginal-and-inferomarginal-from-side-showing-the-armature-x6-406-bulletin-76-united-states-national-museum-plate-119-fig-1-nearchaster-variabilis-abactinal-purface-of-a-bpecimen-having-the-maximum-number-of-papulse2-luidiaster-dawsoni-abactinal-view-of-a-young-sp-image337143777.htmlRM2AGE695–. Bulletin - United States National Museum. X 6. !<•. Thirty-fifth adambulacral plate with three furrow spinelets.1/. Fourth adambulacral plate, one furrow spine, X 6. 2. Nearchaster pedicellaris; mouth plates of type, X 6; some of the suborals have been rcmove<l from leftside. 3. Nearchaster aciculosus; sixth superomarginal and inferomarginal from side, showing the armature, X6. 406 BULLETIN 76, UNITED STATES NATIONAL MUSEUM. Plate 119. Fig. 1. Nearchaster variabilis; abactinal purface of a Bpecimen having the maximum number of papulse.2. Luidiaster dawsoni; abactinal view of a young sp
A treatise on zoology . Fig. III. Asterias ruhens, ambulacral and adambulacral plates.o, apertures for podia. 242 THE STELLEROWEA The Alimentary System consists of a mouth at the centre ofthe actinal surface of the starfish. The oesophagus is very short. Ki.i. iv. AsUrim rnhtn^. I, ray from wliicli tho sUiii of llii> nbacliiml smfiict^ h.is btvn n«mi.voilniirl tho oiitKiDVvtliH (.) <liMi.liic«Ml, sliowiiiK tlii« imibiiluonil ossidos ((to); Mio «uck<<rs (s);(/, kohuiIm ill ray II ; ((, anus; n/., .stniiiftcli, tho foldrd ftrrall^;rIlUMlt of iho w»lls of whu-h oreHlK)wr» by rtMin)val Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-treatise-on-zoology-fig-iii-asterias-ruhens-ambulacral-and-adambulacral-plateso-apertures-for-podia-242-the-stellerowea-the-alimentary-system-consists-of-a-mouth-at-the-centre-ofthe-actinal-surface-of-the-starfish-the-oesophagus-is-very-short-kii-iv-asurim-rnhtn-i-ray-from-wliicli-tho-suiii-of-lliigt-nbacliiml-smfiict-his-btvn-nmivoilniirl-tho-oiitkidvvtlih-ltlimiliicml-sliowiiik-tlii-imibiiluonil-ossidos-to-mio-uckltltrs-s-kohuiim-ill-ray-ii-anus-n-stniiiftcli-tho-foldrd-ftrrallrilumlt-of-iho-wlls-of-whu-h-orehlkwr-by-rtminval-image340146893.htmlRM2ANB0R9–A treatise on zoology . Fig. III. Asterias ruhens, ambulacral and adambulacral plates.o, apertures for podia. 242 THE STELLEROWEA The Alimentary System consists of a mouth at the centre ofthe actinal surface of the starfish. The oesophagus is very short. Ki.i. iv. AsUrim rnhtn^. I, ray from wliicli tho sUiii of llii> nbacliiml smfiict^ h.is btvn n«mi.voilniirl tho oiitKiDVvtliH (.) <liMi.liic«Ml, sliowiiiK tlii« imibiiluonil ossidos ((to); Mio «uck<<rs (s);(/, kohuiIm ill ray II ; ((, anus; n/., .stniiiftcli, tho foldrd ftrrall^;rIlUMlt of iho w»lls of whu-h oreHlK)wr» by rtMin)val
. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum . 1,5 mm %* W* I .ma -a*.. Figure 2 Solaster dianei nov. sp. (holotype). A. Abactinal paxillae of the disk central part. B. Profile view showing the abactinolateral (ap), superomarginal (sp) and inferomarginal (ip) paxillae. innermost one extending half the arm length. Each actinolateral with a paxillar-like groupof 4 to 8 spinelets up to 0.9 mm in length. Adambulacral plates with 4 furrow spines webbed at their base, and 1 or 2 (mostproximal plates) transverse combs of 6 to 7 subambulacral spines (c. 0.8 in length). Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/annals-of-the-south-african-museum-=-annale-van-die-suid-afrikaanse-museum-15-mm-w-i-ma-a-figure-2-solaster-dianei-nov-sp-holotype-a-abactinal-paxillae-of-the-disk-central-part-b-profile-view-showing-the-abactinolateral-ap-superomarginal-sp-and-inferomarginal-ip-paxillae-innermost-one-extending-half-the-arm-length-each-actinolateral-with-a-paxillar-like-groupof-4-to-8-spinelets-up-to-09-mm-in-length-adambulacral-plates-with-4-furrow-spines-webbed-at-their-base-and-1-or-2-mostproximal-plates-transverse-combs-of-6-to-7-subambulacral-spines-c-08-in-length-image370127577.htmlRM2CE4NE1–. Annals of the South African Museum = Annale van die Suid-Afrikaanse Museum . 1,5 mm %* W* I .ma -a*.. Figure 2 Solaster dianei nov. sp. (holotype). A. Abactinal paxillae of the disk central part. B. Profile view showing the abactinolateral (ap), superomarginal (sp) and inferomarginal (ip) paxillae. innermost one extending half the arm length. Each actinolateral with a paxillar-like groupof 4 to 8 spinelets up to 0.9 mm in length. Adambulacral plates with 4 furrow spines webbed at their base, and 1 or 2 (mostproximal plates) transverse combs of 6 to 7 subambulacral spines (c. 0.8 in length).
. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. Fig. 7 MILTELIPHASTER WOOD-MASONI ONE OF THE ADAMBULACRAL SPINES. (xs) Fig. 6. MILTELIPHASTER WOOD-MASONI. ABACTINAL VIEW. MILTELIPHASTER WOOD-MASONI. ACTINAL VIEW.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. London, Taylor and Francis, Ltd Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-annals-and-magazine-of-natural-history-zoology-botany-and-geology-natural-history-zoology-botany-geology-fig-7-milteliphaster-wood-masoni-one-of-the-adambulacral-spines-xs-fig-6-milteliphaster-wood-masoni-abactinal-view-milteliphaster-wood-masoni-actinal-view-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustrations-may-not-perfectly-resemble-the-original-work-london-taylor-and-francis-ltd-image236498297.htmlRMRMNBYN–. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. Fig. 7 MILTELIPHASTER WOOD-MASONI ONE OF THE ADAMBULACRAL SPINES. (xs) Fig. 6. MILTELIPHASTER WOOD-MASONI. ABACTINAL VIEW. MILTELIPHASTER WOOD-MASONI. ACTINAL VIEW.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. London, Taylor and Francis, Ltd
. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. Ann. 6- Mag. Nat. Hist. S. 6. Vol. XL, PL VL Fig. 5. Fig. 7 MILTELIPHASTER WOOD-MASONI ONE OF THE ADAMBULACRAL SPINES. (xs) Fig. 6. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. London, Taylor and Francis, Ltd Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-annals-and-magazine-of-natural-history-zoology-botany-and-geology-natural-history-zoology-botany-geology-ann-6-mag-nat-hist-s-6-vol-xl-pl-vl-fig-5-fig-7-milteliphaster-wood-masoni-one-of-the-adambulacral-spines-xs-fig-6-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustrations-may-not-perfectly-resemble-the-original-work-london-taylor-and-francis-ltd-image236498350.htmlRMRMNC1J–. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. Ann. 6- Mag. Nat. Hist. S. 6. Vol. XL, PL VL Fig. 5. Fig. 7 MILTELIPHASTER WOOD-MASONI ONE OF THE ADAMBULACRAL SPINES. (xs) Fig. 6. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. London, Taylor and Francis, Ltd
![. Bulletin - United States National Museum. Science. hJ) 1328. Adambulacral deposits of Various Comatulids For explanation of plate SEE PACE 769.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off. Stock Photo](https://c8.alamy.com/comp/RG73JX/bulletin-united-states-national-museum-science-hj-1328-adambulacral-deposits-of-various-comatulids-for-explanation-of-plate-see-pace-769-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustrations-may-not-perfectly-resemble-the-original-work-united-states-national-museum-smithsonian-institution-united-states-dept-of-the-interior-washington-smithsonian-institution-press-etc-for-sale-by-the-supt-of-docs-u-s-govt-print-off-RG73JX.jpg ". Bulletin - United States National Museum. Science. hJ) 1328. Adambulacral deposits of Various Comatulids For explanation of plate SEE PACE 769.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off. Stock Photo")
. Bulletin - United States National Museum. Science. hJ) 1328. Adambulacral deposits of Various Comatulids For explanation of plate SEE PACE 769.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/bulletin-united-states-national-museum-science-hj-1328-adambulacral-deposits-of-various-comatulids-for-explanation-of-plate-see-pace-769-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustrations-may-not-perfectly-resemble-the-original-work-united-states-national-museum-smithsonian-institution-united-states-dept-of-the-interior-washington-smithsonian-institution-press-etc-for-sale-by-the-supt-of-docs-u-s-govt-print-off-image233725826.htmlRMRG73JX–. Bulletin - United States National Museum. Science. hJ) 1328. Adambulacral deposits of Various Comatulids For explanation of plate SEE PACE 769.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off.
. The Cambridge natural history. Zoology. 476 ECHINODERMATA ASTEROIDEA CHAP. XVI Pentaceros appears. In the older rocks occur a number of forms of different character from any now existing. Of these Aspidosoma (Fig. 206), with short lancet-shaped arms sharply distinguished from the disc and continued along' its under surface, seems to be intermediate between Asteroidea and Ophiuroidea. The skeleton of the arm is composed of alternating ambulacral ossicles bordered by adambulacral ossicles, which are at the same time marginals and sharply distinguished from the marginals forming the edge of the Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-cambridge-natural-history-zoology-476-echinodermata-asteroidea-chap-xvi-pentaceros-appears-in-the-older-rocks-occur-a-number-of-forms-of-different-character-from-any-now-existing-of-these-aspidosoma-fig-206-with-short-lancet-shaped-arms-sharply-distinguished-from-the-disc-and-continued-along-its-under-surface-seems-to-be-intermediate-between-asteroidea-and-ophiuroidea-the-skeleton-of-the-arm-is-composed-of-alternating-ambulacral-ossicles-bordered-by-adambulacral-ossicles-which-are-at-the-same-time-marginals-and-sharply-distinguished-from-the-marginals-forming-the-edge-of-the-image232154894.htmlRMRDKFX6–. The Cambridge natural history. Zoology. 476 ECHINODERMATA ASTEROIDEA CHAP. XVI Pentaceros appears. In the older rocks occur a number of forms of different character from any now existing. Of these Aspidosoma (Fig. 206), with short lancet-shaped arms sharply distinguished from the disc and continued along' its under surface, seems to be intermediate between Asteroidea and Ophiuroidea. The skeleton of the arm is composed of alternating ambulacral ossicles bordered by adambulacral ossicles, which are at the same time marginals and sharply distinguished from the marginals forming the edge of the
. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. Genera and Species of Biislnglda?. lower end of the interradial plate is a pair of very inconspicuous plates lyin^- in the same plane, and super- ficially appearinp- to be a part of the interradial plate *. These are really the outer ends of the mouth-plates whicli project dorsally belaud the first pair of adambulacral plates. The latter, by sometimes touching nt their inner ends, segregate this dorsal portion of the mouth-plates from the actinal spine-bearing part. For this r Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-annals-and-magazine-of-natural-history-zoology-botany-and-geology-natural-history-zoology-botany-geology-genera-and-species-of-biislnglda-lower-end-of-the-interradial-plate-is-a-pair-of-very-inconspicuous-plates-lyin-in-the-same-plane-and-super-ficially-appearinp-to-be-a-part-of-the-interradial-plate-these-are-really-the-outer-ends-of-the-mouth-plates-whicli-project-dorsally-belaud-the-first-pair-of-adambulacral-plates-the-latter-by-sometimes-touching-nt-their-inner-ends-segregate-this-dorsal-portion-of-the-mouth-plates-from-the-actinal-spine-bearing-part-for-this-r-image236495053.htmlRMRMN7RW–. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. Genera and Species of Biislnglda?. lower end of the interradial plate is a pair of very inconspicuous plates lyin^- in the same plane, and super- ficially appearinp- to be a part of the interradial plate *. These are really the outer ends of the mouth-plates whicli project dorsally belaud the first pair of adambulacral plates. The latter, by sometimes touching nt their inner ends, segregate this dorsal portion of the mouth-plates from the actinal spine-bearing part. For this r
. Bulletin of the Natural History Museum Zoology. 130 A.C. CAMPBELL AND F.W.E. ROWE spinelets; actinal plates distinctly aligned in oblique series between the second or third, and subsequent adambulacral plates and the inferomarginal plates and delimiting a membranous, proximal, tri- angular area which is usually filled by several plates; ventral-lateral angle of rays supported internally by abactinal plates which meet the actinal plates by virtue of the oblique alignment of both; towards the ray base as the ventral-lateral angle becomes less acute with ray depth, totally internalised plates, Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/bulletin-of-the-natural-history-museum-zoology-130-ac-campbell-and-fwe-rowe-spinelets-actinal-plates-distinctly-aligned-in-oblique-series-between-the-second-or-third-and-subsequent-adambulacral-plates-and-the-inferomarginal-plates-and-delimiting-a-membranous-proximal-tri-angular-area-which-is-usually-filled-by-several-plates-ventral-lateral-angle-of-rays-supported-internally-by-abactinal-plates-which-meet-the-actinal-plates-by-virtue-of-the-oblique-alignment-of-both-towards-the-ray-base-as-the-ventral-lateral-angle-becomes-less-acute-with-ray-depth-totally-internalised-plates-image233868891.htmlRMRGDJ4B–. Bulletin of the Natural History Museum Zoology. 130 A.C. CAMPBELL AND F.W.E. ROWE spinelets; actinal plates distinctly aligned in oblique series between the second or third, and subsequent adambulacral plates and the inferomarginal plates and delimiting a membranous, proximal, tri- angular area which is usually filled by several plates; ventral-lateral angle of rays supported internally by abactinal plates which meet the actinal plates by virtue of the oblique alignment of both; towards the ray base as the ventral-lateral angle becomes less acute with ray depth, totally internalised plates,
. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. Fig. 1.—Hymenodiscus agassizi. An interbrachium from above first marginal plates, dotted. Fig. 2.—Hymenodiscus agassizi. An interbrachium from actinal side. a, adambulacral plates; am, ambulacral plates; i, interradial; m, marginals; o, mouth-plates. examined Perrier's type in the Museum of Comparative Zoology (no. 1148) *. The type of Hymenodiscus agassizi is almost certainly a very immature specimen, as it is small, and there are no gonads. There are no skeletal arches on th Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-annals-and-magazine-of-natural-history-zoology-botany-and-geology-natural-history-zoology-botany-geology-fig-1hymenodiscus-agassizi-an-interbrachium-from-above-first-marginal-plates-dotted-fig-2hymenodiscus-agassizi-an-interbrachium-from-actinal-side-a-adambulacral-plates-am-ambulacral-plates-i-interradial-m-marginals-o-mouth-plates-examined-perriers-type-in-the-museum-of-comparative-zoology-no-1148-the-type-of-hymenodiscus-agassizi-is-almost-certainly-a-very-immature-specimen-as-it-is-small-and-there-are-no-gonads-there-are-no-skeletal-arches-on-th-image236514922.htmlRMRMP55E–. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. Fig. 1.—Hymenodiscus agassizi. An interbrachium from above first marginal plates, dotted. Fig. 2.—Hymenodiscus agassizi. An interbrachium from actinal side. a, adambulacral plates; am, ambulacral plates; i, interradial; m, marginals; o, mouth-plates. examined Perrier's type in the Museum of Comparative Zoology (no. 1148) *. The type of Hymenodiscus agassizi is almost certainly a very immature specimen, as it is small, and there are no gonads. There are no skeletal arches on th
. The Cambridge natural history. Zoology. 468 ECHINODERMATA—ASTEROIDEA immediate contact with the adambulacral, whilst in Luidia it is separated from it by a small intermediate plate. Astropecten irregularis is a very common species on the coast of Britain, and a study of its habits when in captivity has thrown a great deal of light on many obscure points in the anatomy of the Paxillosa. Owing to the loss of suckers it is. Fig. 201.—Oral view of Archaster bifrons. x |. (From Wyville Thomson.) unable to climb over rocks and stones like the ordinary species, but it runs over the surface of the h Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-cambridge-natural-history-zoology-468-echinodermataasteroidea-immediate-contact-with-the-adambulacral-whilst-in-luidia-it-is-separated-from-it-by-a-small-intermediate-plate-astropecten-irregularis-is-a-very-common-species-on-the-coast-of-britain-and-a-study-of-its-habits-when-in-captivity-has-thrown-a-great-deal-of-light-on-many-obscure-points-in-the-anatomy-of-the-paxillosa-owing-to-the-loss-of-suckers-it-is-fig-201oral-view-of-archaster-bifrons-x-from-wyville-thomson-unable-to-climb-over-rocks-and-stones-like-the-ordinary-species-but-it-runs-over-the-surface-of-the-h-image232154922.htmlRMRDKFY6–. The Cambridge natural history. Zoology. 468 ECHINODERMATA—ASTEROIDEA immediate contact with the adambulacral, whilst in Luidia it is separated from it by a small intermediate plate. Astropecten irregularis is a very common species on the coast of Britain, and a study of its habits when in captivity has thrown a great deal of light on many obscure points in the anatomy of the Paxillosa. Owing to the loss of suckers it is. Fig. 201.—Oral view of Archaster bifrons. x |. (From Wyville Thomson.) unable to climb over rocks and stones like the ordinary species, but it runs over the surface of the h
. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. Fig. 6.—Brisingella frayilh. Oral angle, actinal view. Fig. 6.—Ditto. Lateral view of interbrachiura, rays removed ; only the articular surface of the adambulacrals and marginals is dotted. plates, four in all, as in Bri- siiiya; proximal adambulacral plates higher than long; gonads two to each ray. Genotype, Brisinga {Stegnobrisinga) pla- coderma, Fisher Stegnobrisinga, Fisher, /^. First pair of adambulacral plates not j oined together by the inter- radial faces, but separate Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-annals-and-magazine-of-natural-history-zoology-botany-and-geology-natural-history-zoology-botany-geology-fig-6brisingella-frayilh-oral-angle-actinal-view-fig-6ditto-lateral-view-of-interbrachiura-rays-removed-only-the-articular-surface-of-the-adambulacrals-and-marginals-is-dotted-plates-four-in-all-as-in-bri-siiiya-proximal-adambulacral-plates-higher-than-long-gonads-two-to-each-ray-genotype-brisinga-stegnobrisinga-pla-coderma-fisher-stegnobrisinga-fisher-first-pair-of-adambulacral-plates-not-j-oined-together-by-the-inter-radial-faces-but-separate-image236495083.htmlRMRMN7TY–. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. Fig. 6.—Brisingella frayilh. Oral angle, actinal view. Fig. 6.—Ditto. Lateral view of interbrachiura, rays removed ; only the articular surface of the adambulacrals and marginals is dotted. plates, four in all, as in Bri- siiiya; proximal adambulacral plates higher than long; gonads two to each ray. Genotype, Brisinga {Stegnobrisinga) pla- coderma, Fisher Stegnobrisinga, Fisher, /^. First pair of adambulacral plates not j oined together by the inter- radial faces, but separate
![. Bulletin - United States National Museum. Science. 25G BULLETIN 88, UNITED STATES NATIONAL MUSEUM. two ranges of subimbricating [dorsal] plates, which are closely jomed along the median line; the marginal plates are the upper edges of the adambulacral plates, which bear on their anterior ends one, two, or three short spines." Formation and locality.—From the Coeymans member of the Hel- derbergian series of the Lower Devonic, at Jerusalem Hill, near Litchfield, New York. The holotype is in the American Museum of Natural History, No. 2302. There are two good specimens and a single arm in Stock Photo](https://c8.alamy.com/comp/RG87EY/bulletin-united-states-national-museum-science-25g-bulletin-88-united-states-national-museum-two-ranges-of-subimbricating-dorsal-plates-which-are-closely-jomed-along-the-median-line-the-marginal-plates-are-the-upper-edges-of-the-adambulacral-plates-which-bear-on-their-anterior-ends-one-two-or-three-short-spinesquot-formation-and-localityfrom-the-coeymans-member-of-the-hel-derbergian-series-of-the-lower-devonic-at-jerusalem-hill-near-litchfield-new-york-the-holotype-is-in-the-american-museum-of-natural-history-no-2302-there-are-two-good-specimens-and-a-single-arm-in-RG87EY.jpg ". Bulletin - United States National Museum. Science. 25G BULLETIN 88, UNITED STATES NATIONAL MUSEUM. two ranges of subimbricating [dorsal] plates, which are closely jomed along the median line; the marginal plates are the upper edges of the adambulacral plates, which bear on their anterior ends one, two, or three short spines." Formation and locality.—From the Coeymans member of the Hel- derbergian series of the Lower Devonic, at Jerusalem Hill, near Litchfield, New York. The holotype is in the American Museum of Natural History, No. 2302. There are two good specimens and a single arm in Stock Photo")
. Bulletin - United States National Museum. Science. 25G BULLETIN 88, UNITED STATES NATIONAL MUSEUM. two ranges of subimbricating [dorsal] plates, which are closely jomed along the median line; the marginal plates are the upper edges of the adambulacral plates, which bear on their anterior ends one, two, or three short spines." Formation and locality.—From the Coeymans member of the Hel- derbergian series of the Lower Devonic, at Jerusalem Hill, near Litchfield, New York. The holotype is in the American Museum of Natural History, No. 2302. There are two good specimens and a single arm in Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/bulletin-united-states-national-museum-science-25g-bulletin-88-united-states-national-museum-two-ranges-of-subimbricating-dorsal-plates-which-are-closely-jomed-along-the-median-line-the-marginal-plates-are-the-upper-edges-of-the-adambulacral-plates-which-bear-on-their-anterior-ends-one-two-or-three-short-spinesquot-formation-and-localityfrom-the-coeymans-member-of-the-hel-derbergian-series-of-the-lower-devonic-at-jerusalem-hill-near-litchfield-new-york-the-holotype-is-in-the-american-museum-of-natural-history-no-2302-there-are-two-good-specimens-and-a-single-arm-in-image233750803.htmlRMRG87EY–. Bulletin - United States National Museum. Science. 25G BULLETIN 88, UNITED STATES NATIONAL MUSEUM. two ranges of subimbricating [dorsal] plates, which are closely jomed along the median line; the marginal plates are the upper edges of the adambulacral plates, which bear on their anterior ends one, two, or three short spines." Formation and locality.—From the Coeymans member of the Hel- derbergian series of the Lower Devonic, at Jerusalem Hill, near Litchfield, New York. The holotype is in the American Museum of Natural History, No. 2302. There are two good specimens and a single arm in
. Alaska. Natural history -- Alaska; Scientific expeditions; Alaska. f-f^^tttTtffTfTTttTtnrnrfm. Fig. I. Diagrams generalized to illustrate progressive ontogenetic and phylogenetic development of the plates and spines in the rays of starfishes (.Asteriidce). Lettering as follows; the primary rows are shaded: md. Median dorsal or carinal row. tn, Marginal rows, m', Intermarginal row. sm, Superomarginal row. im, Inferomarginal row. ad, Adambulacral row. din, Dorsal-inter- mediate, medio-latcral, or dorse-lateral rows, p or pa, Peractinal row of plates, sa, Sub- actinal rows. These and the peract Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/alaska-natural-history-alaska-scientific-expeditions-alaska-f-ftttttfftfttttttnrnrfm-fig-i-diagrams-generalized-to-illustrate-progressive-ontogenetic-and-phylogenetic-development-of-the-plates-and-spines-in-the-rays-of-starfishes-asteriidce-lettering-as-follows-the-primary-rows-are-shaded-md-median-dorsal-or-carinal-row-tn-marginal-rows-m-intermarginal-row-sm-superomarginal-row-im-inferomarginal-row-ad-adambulacral-row-din-dorsal-inter-mediate-medio-latcral-or-dorse-lateral-rows-p-or-pa-peractinal-row-of-plates-sa-sub-actinal-rows-these-and-the-peract-image237847177.htmlRMRPXTE1–. Alaska. Natural history -- Alaska; Scientific expeditions; Alaska. f-f^^tttTtffTfTTttTtnrnrfm. Fig. I. Diagrams generalized to illustrate progressive ontogenetic and phylogenetic development of the plates and spines in the rays of starfishes (.Asteriidce). Lettering as follows; the primary rows are shaded: md. Median dorsal or carinal row. tn, Marginal rows, m', Intermarginal row. sm, Superomarginal row. im, Inferomarginal row. ad, Adambulacral row. din, Dorsal-inter- mediate, medio-latcral, or dorse-lateral rows, p or pa, Peractinal row of plates, sa, Sub- actinal rows. These and the peract
. Australasian fossils, a students' manual of palaeontology. Paleontology. SEA-URCHINS. 143. Fig. 79—A Brittle-Star. (Greagoriura spryi, Chapm ) Nat. size. From the Silurian Mudstone of South Yarra, Victoria. {Nat. Mus. Coll.) division of the Silurian at South Yarra. In this fossil the delicate spines attached to the adambulacral ossicles are well preserved and form a marginal fringe to the arm (Fig. 79). Sturtzura is another Silurian genus, found in the Wenlock of England and in the Melbournian of Flemington, Victoria. Cainozoic Brittle-Stars.— From the Victorian Cainozoic beds, in the Lower Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/australasian-fossils-a-students-manual-of-palaeontology-paleontology-sea-urchins-143-fig-79a-brittle-star-greagoriura-spryi-chapm-nat-size-from-the-silurian-mudstone-of-south-yarra-victoria-nat-mus-coll-division-of-the-silurian-at-south-yarra-in-this-fossil-the-delicate-spines-attached-to-the-adambulacral-ossicles-are-well-preserved-and-form-a-marginal-fringe-to-the-arm-fig-79-sturtzura-is-another-silurian-genus-found-in-the-wenlock-of-england-and-in-the-melbournian-of-flemington-victoria-cainozoic-brittle-stars-from-the-victorian-cainozoic-beds-in-the-lower-image235318854.htmlRMRJRKGP–. Australasian fossils, a students' manual of palaeontology. Paleontology. SEA-URCHINS. 143. Fig. 79—A Brittle-Star. (Greagoriura spryi, Chapm ) Nat. size. From the Silurian Mudstone of South Yarra, Victoria. {Nat. Mus. Coll.) division of the Silurian at South Yarra. In this fossil the delicate spines attached to the adambulacral ossicles are well preserved and form a marginal fringe to the arm (Fig. 79). Sturtzura is another Silurian genus, found in the Wenlock of England and in the Melbournian of Flemington, Victoria. Cainozoic Brittle-Stars.— From the Victorian Cainozoic beds, in the Lower
. Alaska. Natural history -- Alaska; Scientific expeditions; Alaska. Fig. is. Bunodaster ritteri Verrill, type. Portion of under side of a ray; ad, adambulacral spines; a, a', two rows of interactinal plates and spines; m, m, two inferomarginal plates and spines enlarged.. Fig. 16. Bunodaster ritteri Ver., type. A gruup of dorsal plates and papular pores from middle of the base of a ray, seen from the inside, much enlarged. The dorsal surface is covered with rather large, round, mostly equal, convex, stellate paxillae, each covered with a large number of regularly divergent, small, nearly equa Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/alaska-natural-history-alaska-scientific-expeditions-alaska-fig-is-bunodaster-ritteri-verrill-type-portion-of-under-side-of-a-ray-ad-adambulacral-spines-a-a-two-rows-of-interactinal-plates-and-spines-m-m-two-inferomarginal-plates-and-spines-enlarged-fig-16-bunodaster-ritteri-ver-type-a-gruup-of-dorsal-plates-and-papular-pores-from-middle-of-the-base-of-a-ray-seen-from-the-inside-much-enlarged-the-dorsal-surface-is-covered-with-rather-large-round-mostly-equal-convex-stellate-paxillae-each-covered-with-a-large-number-of-regularly-divergent-small-nearly-equa-image237846953.htmlRMRPXT61–. Alaska. Natural history -- Alaska; Scientific expeditions; Alaska. Fig. is. Bunodaster ritteri Verrill, type. Portion of under side of a ray; ad, adambulacral spines; a, a', two rows of interactinal plates and spines; m, m, two inferomarginal plates and spines enlarged.. Fig. 16. Bunodaster ritteri Ver., type. A gruup of dorsal plates and papular pores from middle of the base of a ray, seen from the inside, much enlarged. The dorsal surface is covered with rather large, round, mostly equal, convex, stellate paxillae, each covered with a large number of regularly divergent, small, nearly equa
. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. Fig. 5.. Fig. 1. Mouth-plates of Nearchaster aciculosus. X 3. 2. Mouth-plates of Mtjonotus intermedins. X 3. 3. Seventh superomarginal plate of Nearchaster aciculosus, from above. X 3. 4. Eighth adambulacral plate of Myonotus intermedins : f, furrow- spines. X 3. 5. Abactinal paxillse of Nearchaster aciculosus. x 3.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these il Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-annals-and-magazine-of-natural-history-zoology-botany-and-geology-natural-history-zoology-botany-geology-fig-5-fig-1-mouth-plates-of-nearchaster-aciculosus-x-3-2-mouth-plates-of-mtjonotus-intermedins-x-3-3-seventh-superomarginal-plate-of-nearchaster-aciculosus-from-above-x-3-4-eighth-adambulacral-plate-of-myonotus-intermedins-f-furrow-spines-x-3-5-abactinal-paxillse-of-nearchaster-aciculosus-x-3-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-il-image236515142.htmlRMRMP5DA–. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. Fig. 5.. Fig. 1. Mouth-plates of Nearchaster aciculosus. X 3. 2. Mouth-plates of Mtjonotus intermedins. X 3. 3. Seventh superomarginal plate of Nearchaster aciculosus, from above. X 3. 4. Eighth adambulacral plate of Myonotus intermedins : f, furrow- spines. X 3. 5. Abactinal paxillse of Nearchaster aciculosus. x 3.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these il
. Bulletin of the British Museum (Natural History) Zoology. . Fig. 3 F. sadhensis n. sp., a, abactinal plates of proximal part of arm, denuded (holotype); b, granulation of abactinal arm plates (holotype); c, lateral view of proximal half of arm, partly denuded (to left of dashed line), showing superomarginals (sm), intermarginals (im), inferomarginals (ifm) and some of the actinal plates (a), first marginals on right (holotype); d, abactinal plates of proximal part of arm, denuded (paratype 1); e, granulation of an abactinal arm plate (paratype 1); f, adambulacral plates and furrow spines, vi Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/bulletin-of-the-british-museum-natural-history-zoology-fig-3-f-sadhensis-n-sp-a-abactinal-plates-of-proximal-part-of-arm-denuded-holotype-b-granulation-of-abactinal-arm-plates-holotype-c-lateral-view-of-proximal-half-of-arm-partly-denuded-to-left-of-dashed-line-showing-superomarginals-sm-intermarginals-im-inferomarginals-ifm-and-some-of-the-actinal-plates-a-first-marginals-on-right-holotype-d-abactinal-plates-of-proximal-part-of-arm-denuded-paratype-1-e-granulation-of-an-abactinal-arm-plate-paratype-1-f-adambulacral-plates-and-furrow-spines-vi-image233912811.htmlRMRGFJ4Y–. Bulletin of the British Museum (Natural History) Zoology. . Fig. 3 F. sadhensis n. sp., a, abactinal plates of proximal part of arm, denuded (holotype); b, granulation of abactinal arm plates (holotype); c, lateral view of proximal half of arm, partly denuded (to left of dashed line), showing superomarginals (sm), intermarginals (im), inferomarginals (ifm) and some of the actinal plates (a), first marginals on right (holotype); d, abactinal plates of proximal part of arm, denuded (paratype 1); e, granulation of an abactinal arm plate (paratype 1); f, adambulacral plates and furrow spines, vi
. A manual of zoology. Zoology. JFiG. 312.—^, croas-seotion of starfish arm (orig.). a, adambulacral plates; am, ambu- lacra; ap, ambulacral plates; 6, branchiae; c, coelom: /(, hepatic cteca; /, inter- arabulacral plates; 71, radial nerve; p, ampulla; r, radial canal; ?,', radial blood- vessel, i/, ambulacral plates, ventral view, showing the ambulacral pores between. These form the roofs of the ambulacral grooves, and between them are openings, the ambulacral pores, through which connexion is made between the ambulacra and ampulla;. In each arm the pairs of ambulacral plates meet above the g Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-manual-of-zoology-zoology-jfig-312-croas-seotion-of-starfish-arm-orig-a-adambulacral-plates-am-ambu-lacra-ap-ambulacral-plates-6-branchiae-c-coelom-hepatic-cteca-inter-arabulacral-plates-71-radial-nerve-p-ampulla-r-radial-canal-radial-blood-vessel-i-ambulacral-plates-ventral-view-showing-the-ambulacral-pores-between-these-form-the-roofs-of-the-ambulacral-grooves-and-between-them-are-openings-the-ambulacral-pores-through-which-connexion-is-made-between-the-ambulacra-and-ampulla-in-each-arm-the-pairs-of-ambulacral-plates-meet-above-the-g-image232347299.htmlRMRE099R–. A manual of zoology. Zoology. JFiG. 312.—^, croas-seotion of starfish arm (orig.). a, adambulacral plates; am, ambu- lacra; ap, ambulacral plates; 6, branchiae; c, coelom: /(, hepatic cteca; /, inter- arabulacral plates; 71, radial nerve; p, ampulla; r, radial canal; ?,', radial blood- vessel, i/, ambulacral plates, ventral view, showing the ambulacral pores between. These form the roofs of the ambulacral grooves, and between them are openings, the ambulacral pores, through which connexion is made between the ambulacra and ampulla;. In each arm the pairs of ambulacral plates meet above the g
. A manual of zoology. Zoology. Fig. 287.—.4, cross-secUon of starfish arm (orig.). a. adambulacral plates; am, ambulacra; ap, ambulacral plates; b, branchice; c, cctlom; /;, hepatic ca:ca; 1, inter- arabulacral plates; )/, radial nerve; p. ampulla; r, radial canal; i radial blood'vessel. D, ambulacral plates, ventral view, showing the ambulacral pores between. form the roofs of the ambulacral grooves, and between them are openings (tig. 287, B), the ambulacral pores, through which connection is made be- tween the ambulacra and ampulla;. In each arm the pairs of amindacral plates meet aljove Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-manual-of-zoology-zoology-fig-2874-cross-secuon-of-starfish-arm-orig-a-adambulacral-plates-am-ambulacra-ap-ambulacral-plates-b-branchice-c-cctlom-hepatic-caca-1-inter-arabulacral-plates-radial-nerve-p-ampulla-r-radial-canal-i-radial-bloodvessel-d-ambulacral-plates-ventral-view-showing-the-ambulacral-pores-between-form-the-roofs-of-the-ambulacral-grooves-and-between-them-are-openings-tig-287-b-the-ambulacral-pores-through-which-connection-is-made-be-tween-the-ambulacra-and-ampulla-in-each-arm-the-pairs-of-amindacral-plates-meet-aljove-image232133134.htmlRMRDJG52–. A manual of zoology. Zoology. Fig. 287.—.4, cross-secUon of starfish arm (orig.). a. adambulacral plates; am, ambulacra; ap, ambulacral plates; b, branchice; c, cctlom; /;, hepatic ca:ca; 1, inter- arabulacral plates; )/, radial nerve; p. ampulla; r, radial canal; i radial blood'vessel. D, ambulacral plates, ventral view, showing the ambulacral pores between. form the roofs of the ambulacral grooves, and between them are openings (tig. 287, B), the ambulacral pores, through which connection is made be- tween the ambulacra and ampulla;. In each arm the pairs of amindacral plates meet aljove
. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. 420 Mr. W. K. Fisher oji new . Disk-plates small, bearing one to several small spinelets ; on tlie ray there is only one lateral or marg-inal spine corresponding to the variably spaced inferoraarginal plates, never a vertical comb of conspicuou^t lateral spines. (P. First and second adambulacral plates as well as the upper part of the second and third ambulacral plates united by syzygy (non-muscular symphysis). e Abactinal skeleton of rays in the form of independent, spaced a Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-annals-and-magazine-of-natural-history-zoology-botany-and-geology-natural-history-zoology-botany-geology-420-mr-w-k-fisher-oji-new-disk-plates-small-bearing-one-to-several-small-spinelets-on-tlie-ray-there-is-only-one-lateral-or-marg-inal-spine-corresponding-to-the-variably-spaced-inferoraarginal-plates-never-a-vertical-comb-of-conspicuout-lateral-spines-p-first-and-second-adambulacral-plates-as-well-as-the-upper-part-of-the-second-and-third-ambulacral-plates-united-by-syzygy-non-muscular-symphysis-e-abactinal-skeleton-of-rays-in-the-form-of-independent-spaced-a-image236495174.htmlRMRMN806–. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. 420 Mr. W. K. Fisher oji new . Disk-plates small, bearing one to several small spinelets ; on tlie ray there is only one lateral or marg-inal spine corresponding to the variably spaced inferoraarginal plates, never a vertical comb of conspicuou^t lateral spines. (P. First and second adambulacral plates as well as the upper part of the second and third ambulacral plates united by syzygy (non-muscular symphysis). e Abactinal skeleton of rays in the form of independent, spaced a
. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. ASTERINA BREEDING AND DEVELOPMENT 259 A am. FIGURE 1. A) Aboral view of the arrangement of mature gonads in the specimen, col- lected on April 25, 1975, just before spawning. Aboral body wall and viscera were removed. am, ampulla; g, gonad ; is, interradial septum; vr, vertebral ridge; Scale = 1 mm. B) Rem- nants of germinal substance, mostly egg fragments, attached to the gonopores in the specimen, collected on June 13, 1974, which was after spawning, ad, adambulacral plate ; mt, remnants of germinal substance; o, oral plat Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-biological-bulletin-biology-zoology-biology-marine-biology-asterina-breeding-and-development-259-a-am-figure-1-a-aboral-view-of-the-arrangement-of-mature-gonads-in-the-specimen-col-lected-on-april-25-1975-just-before-spawning-aboral-body-wall-and-viscera-were-removed-am-ampulla-g-gonad-is-interradial-septum-vr-vertebral-ridge-scale-=-1-mm-b-rem-nants-of-germinal-substance-mostly-egg-fragments-attached-to-the-gonopores-in-the-specimen-collected-on-june-13-1974-which-was-after-spawning-ad-adambulacral-plate-mt-remnants-of-germinal-substance-o-oral-plat-image234649458.htmlRMRHN5NP–. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. ASTERINA BREEDING AND DEVELOPMENT 259 A am. FIGURE 1. A) Aboral view of the arrangement of mature gonads in the specimen, col- lected on April 25, 1975, just before spawning. Aboral body wall and viscera were removed. am, ampulla; g, gonad ; is, interradial septum; vr, vertebral ridge; Scale = 1 mm. B) Rem- nants of germinal substance, mostly egg fragments, attached to the gonopores in the specimen, collected on June 13, 1974, which was after spawning, ad, adambulacral plate ; mt, remnants of germinal substance; o, oral plat
. A manual of zoology. Zoology. /. ASTEROIDEA. â fcion, and the animal can work its way through narrow openings. Of the skeletal pieces the ambulacral plates need special mention. A B. JFiG. 312.â^, croas-seotion of starfish arm (orig.). a, adambulacral plates; am, ambu- lacra; ap, ambulacral plates; 6, branchiae; c, coelom: /(, hepatic cteca; /, inter- arabulacral plates; 71, radial nerve; p, ampulla; r, radial canal; ?,', radial blood- vessel, i/, ambulacral plates, ventral view, showing the ambulacral pores between. These form the roofs of the ambulacral grooves, and between them are openin Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/a-manual-of-zoology-zoology-asteroidea-fcion-and-the-animal-can-work-its-way-through-narrow-openings-of-the-skeletal-pieces-the-ambulacral-plates-need-special-mention-a-b-jfig-312-croas-seotion-of-starfish-arm-orig-a-adambulacral-plates-am-ambu-lacra-ap-ambulacral-plates-6-branchiae-c-coelom-hepatic-cteca-inter-arabulacral-plates-71-radial-nerve-p-ampulla-r-radial-canal-radial-blood-vessel-i-ambulacral-plates-ventral-view-showing-the-ambulacral-pores-between-these-form-the-roofs-of-the-ambulacral-grooves-and-between-them-are-openin-image232347306.htmlRMRE09A2–. A manual of zoology. Zoology. /. ASTEROIDEA. â fcion, and the animal can work its way through narrow openings. Of the skeletal pieces the ambulacral plates need special mention. A B. JFiG. 312.â^, croas-seotion of starfish arm (orig.). a, adambulacral plates; am, ambu- lacra; ap, ambulacral plates; 6, branchiae; c, coelom: /(, hepatic cteca; /, inter- arabulacral plates; 71, radial nerve; p, ampulla; r, radial canal; ?,', radial blood- vessel, i/, ambulacral plates, ventral view, showing the ambulacral pores between. These form the roofs of the ambulacral grooves, and between them are openin
. Bulletin - United States National Museum. Science. /' rrrrv A A A l l l 791 V x>^ W(. Figs. 790-799.—Adambulacral deposits of various oomatclids (nnAWiNOs by author). 790. Comatonia CUIST.ITA. 791. AMPHIMETUA DISCOIDEA. 792. NEOCOMATELLA ALATA. 7.93. OLIGOMKTRIDES ADEONiE. 794. Same, fbo.m near base of pinnule. 795, I.kptometua celtica. 796. Hetero.metba bengalensis. 797. TROPioMETEA MACRODiscns. 79S. Pontiometra andersoni. 799. Leptometha celtica. All X 100. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - col Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/bulletin-united-states-national-museum-science-rrrrv-a-a-a-l-l-l-791-v-xgt-w-figs-790-799adambulacral-deposits-of-various-oomatclids-nnawinos-by-author-790-comatonia-cuistita-791-amphimetua-discoidea-792-neocomatella-alata-793-oligomktrides-adeonie-794-same-fbom-near-base-of-pinnule-795-ikptometua-celtica-796-heterometba-bengalensis-797-tropiometea-macrodiscns-79s-pontiometra-andersoni-799-leptometha-celtica-all-x-100-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-col-image233727527.htmlRMRG75RK–. Bulletin - United States National Museum. Science. /' rrrrv A A A l l l 791 V x>^ W(. Figs. 790-799.—Adambulacral deposits of various oomatclids (nnAWiNOs by author). 790. Comatonia CUIST.ITA. 791. AMPHIMETUA DISCOIDEA. 792. NEOCOMATELLA ALATA. 7.93. OLIGOMKTRIDES ADEONiE. 794. Same, fbo.m near base of pinnule. 795, I.kptometua celtica. 796. Hetero.metba bengalensis. 797. TROPioMETEA MACRODiscns. 79S. Pontiometra andersoni. 799. Leptometha celtica. All X 100. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - col
. The Biological bulletin. Biology; Zoology; Marine biology. ASTERINA BREEDING AND DEVELOPMENT 259. Figure 1. A) Aboral view of the arrangement of mature gonads in the specimen, col- lected on April 25, 1975, just before spawning. Aboral body wall and viscera were removed, am, ampulla; g, gonad; is, interradial septum; vr, vertebral ridge; Scale = 1 mm. B) Rem- nants of germinal substance, mostly egg fragments, attached to the gonopores in the specimen, collected on June 13, 1974, which was after spawning, ad, adambulacral plate; mt, remnants of germinal substance; o, oral plate. Scale = 500 n Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-biological-bulletin-biology-zoology-marine-biology-asterina-breeding-and-development-259-figure-1-a-aboral-view-of-the-arrangement-of-mature-gonads-in-the-specimen-col-lected-on-april-25-1975-just-before-spawning-aboral-body-wall-and-viscera-were-removed-am-ampulla-g-gonad-is-interradial-septum-vr-vertebral-ridge-scale-=-1-mm-b-rem-nants-of-germinal-substance-mostly-egg-fragments-attached-to-the-gonopores-in-the-specimen-collected-on-june-13-1974-which-was-after-spawning-ad-adambulacral-plate-mt-remnants-of-germinal-substance-o-oral-plate-scale-=-500-n-image234540867.htmlRMRHG77F–. The Biological bulletin. Biology; Zoology; Marine biology. ASTERINA BREEDING AND DEVELOPMENT 259. Figure 1. A) Aboral view of the arrangement of mature gonads in the specimen, col- lected on April 25, 1975, just before spawning. Aboral body wall and viscera were removed, am, ampulla; g, gonad; is, interradial septum; vr, vertebral ridge; Scale = 1 mm. B) Rem- nants of germinal substance, mostly egg fragments, attached to the gonopores in the specimen, collected on June 13, 1974, which was after spawning, ad, adambulacral plate; mt, remnants of germinal substance; o, oral plate. Scale = 500 n
. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. i-?•???? I •••?? /. Fig. 1.—Brisinya irachydisca. Oral angle from actinal side. Fig. 2.—Ditto. Lateral view of iuterbrachiiim, rays removed. In all figures : a, first adambulacral plate ; am, ambulacra! plate ; i, interradial plate; m, marginal plate; o, moutli-plate. above the level of the intervening integument and bearing small spinelets ; intercostal integument not fortified by thin, immersed, spineless, fenestrated plates. f^. Gonads numerous, in a series along either si Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-annals-and-magazine-of-natural-history-zoology-botany-and-geology-natural-history-zoology-botany-geology-i-i-fig-1brisinya-irachydisca-oral-angle-from-actinal-side-fig-2ditto-lateral-view-of-iuterbrachiiim-rays-removed-in-all-figures-a-first-adambulacral-plate-am-ambulacra!-plate-i-interradial-plate-m-marginal-plate-o-moutli-plate-above-the-level-of-the-intervening-integument-and-bearing-small-spinelets-intercostal-integument-not-fortified-by-thin-immersed-spineless-fenestrated-plates-f-gonads-numerous-in-a-series-along-either-si-image236495161.htmlRMRMN7YN–. The Annals and magazine of natural history; zoology, botany, and geology. Natural history; Zoology; Botany; Geology. i-?•???? I •••?? /. Fig. 1.—Brisinya irachydisca. Oral angle from actinal side. Fig. 2.—Ditto. Lateral view of iuterbrachiiim, rays removed. In all figures : a, first adambulacral plate ; am, ambulacra! plate ; i, interradial plate; m, marginal plate; o, moutli-plate. above the level of the intervening integument and bearing small spinelets ; intercostal integument not fortified by thin, immersed, spineless, fenestrated plates. f^. Gonads numerous, in a series along either si
![. Bulletin - United States National Museum. Science. REVISION OF PALEOZOIC STELLEROIDEA. 91 MESOPAL-EASTER BELLULUS (Billings). Text fig. 7. Petraster bellulus Billings, Geol. Surv. Canada, Pal. Foss., vol. 1, 1865, p. 393, fig. 368.—Miller, N. Amer. Geol. Pal., 1889, p. 269, fig. 389. Original description.—-"Deepl}' stellate, about 18 lines across; disk 5 lines wide; width of rays, at the base, half the width of the disk, uniformly tapering to their extremities; ambulacral grooves, narrow and deep, with about 30 adambulacral plates on each side. These plates are strongly convex and nearl Stock Photo](https://c8.alamy.com/comp/RG87X1/bulletin-united-states-national-museum-science-revision-of-paleozoic-stelleroidea-91-mesopal-easter-bellulus-billings-text-fig-7-petraster-bellulus-billings-geol-surv-canada-pal-foss-vol-1-1865-p-393-fig-368miller-n-amer-geol-pal-1889-p-269-fig-389-original-description-quotdeepl-stellate-about-18-lines-across-disk-5-lines-wide-width-of-rays-at-the-base-half-the-width-of-the-disk-uniformly-tapering-to-their-extremities-ambulacral-grooves-narrow-and-deep-with-about-30-adambulacral-plates-on-each-side-these-plates-are-strongly-convex-and-nearl-RG87X1.jpg ". Bulletin - United States National Museum. Science. REVISION OF PALEOZOIC STELLEROIDEA. 91 MESOPAL-EASTER BELLULUS (Billings). Text fig. 7. Petraster bellulus Billings, Geol. Surv. Canada, Pal. Foss., vol. 1, 1865, p. 393, fig. 368.—Miller, N. Amer. Geol. Pal., 1889, p. 269, fig. 389. Original description.—-"Deepl}' stellate, about 18 lines across; disk 5 lines wide; width of rays, at the base, half the width of the disk, uniformly tapering to their extremities; ambulacral grooves, narrow and deep, with about 30 adambulacral plates on each side. These plates are strongly convex and nearl Stock Photo")
. Bulletin - United States National Museum. Science. REVISION OF PALEOZOIC STELLEROIDEA. 91 MESOPAL-EASTER BELLULUS (Billings). Text fig. 7. Petraster bellulus Billings, Geol. Surv. Canada, Pal. Foss., vol. 1, 1865, p. 393, fig. 368.—Miller, N. Amer. Geol. Pal., 1889, p. 269, fig. 389. Original description.—-"Deepl}' stellate, about 18 lines across; disk 5 lines wide; width of rays, at the base, half the width of the disk, uniformly tapering to their extremities; ambulacral grooves, narrow and deep, with about 30 adambulacral plates on each side. These plates are strongly convex and nearl Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/bulletin-united-states-national-museum-science-revision-of-paleozoic-stelleroidea-91-mesopal-easter-bellulus-billings-text-fig-7-petraster-bellulus-billings-geol-surv-canada-pal-foss-vol-1-1865-p-393-fig-368miller-n-amer-geol-pal-1889-p-269-fig-389-original-description-quotdeepl-stellate-about-18-lines-across-disk-5-lines-wide-width-of-rays-at-the-base-half-the-width-of-the-disk-uniformly-tapering-to-their-extremities-ambulacral-grooves-narrow-and-deep-with-about-30-adambulacral-plates-on-each-side-these-plates-are-strongly-convex-and-nearl-image233751113.htmlRMRG87X1–. Bulletin - United States National Museum. Science. REVISION OF PALEOZOIC STELLEROIDEA. 91 MESOPAL-EASTER BELLULUS (Billings). Text fig. 7. Petraster bellulus Billings, Geol. Surv. Canada, Pal. Foss., vol. 1, 1865, p. 393, fig. 368.—Miller, N. Amer. Geol. Pal., 1889, p. 269, fig. 389. Original description.—-"Deepl}' stellate, about 18 lines across; disk 5 lines wide; width of rays, at the base, half the width of the disk, uniformly tapering to their extremities; ambulacral grooves, narrow and deep, with about 30 adambulacral plates on each side. These plates are strongly convex and nearl
![. Bulletin - United States National Museum. Science. REVISION OF PALEOZOIC STELLEROIDEA. 227 ''The adambulacral ossicles are massive and taper slightly to their distal ends; they are closely attached and form a regular series of marginal plates. ''Arms very flexible. '^Dimensions: Length of longest arm 18 mm.+x Diameter of arm at the base 2.5 mm. Diameter of arm near the distal end 1 mm. Diameter of mouth 1.5 mm. Length of syngnath 1 mm. Width of ambulacral furrow at edge of disk 1.25 mm. "Distribution.—Wenlock Shale, Castell Dinas, Bran, near Llan- gollen," Wales. Museum Practical G Stock Photo](https://c8.alamy.com/comp/RG87JC/bulletin-united-states-national-museum-science-revision-of-paleozoic-stelleroidea-227-the-adambulacral-ossicles-are-massive-and-taper-slightly-to-their-distal-ends-they-are-closely-attached-and-form-a-regular-series-of-marginal-plates-arms-very-flexible-dimensions-length-of-longest-arm-18-mmx-diameter-of-arm-at-the-base-25-mm-diameter-of-arm-near-the-distal-end-1-mm-diameter-of-mouth-15-mm-length-of-syngnath-1-mm-width-of-ambulacral-furrow-at-edge-of-disk-125-mm-quotdistributionwenlock-shale-castell-dinas-bran-near-llan-gollenquot-wales-museum-practical-g-RG87JC.jpg ". Bulletin - United States National Museum. Science. REVISION OF PALEOZOIC STELLEROIDEA. 227 ''The adambulacral ossicles are massive and taper slightly to their distal ends; they are closely attached and form a regular series of marginal plates. ''Arms very flexible. '^Dimensions: Length of longest arm 18 mm.+x Diameter of arm at the base 2.5 mm. Diameter of arm near the distal end 1 mm. Diameter of mouth 1.5 mm. Length of syngnath 1 mm. Width of ambulacral furrow at edge of disk 1.25 mm. "Distribution.—Wenlock Shale, Castell Dinas, Bran, near Llan- gollen," Wales. Museum Practical G Stock Photo")
. Bulletin - United States National Museum. Science. REVISION OF PALEOZOIC STELLEROIDEA. 227 ''The adambulacral ossicles are massive and taper slightly to their distal ends; they are closely attached and form a regular series of marginal plates. ''Arms very flexible. '^Dimensions: Length of longest arm 18 mm.+x Diameter of arm at the base 2.5 mm. Diameter of arm near the distal end 1 mm. Diameter of mouth 1.5 mm. Length of syngnath 1 mm. Width of ambulacral furrow at edge of disk 1.25 mm. "Distribution.—Wenlock Shale, Castell Dinas, Bran, near Llan- gollen," Wales. Museum Practical G Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/bulletin-united-states-national-museum-science-revision-of-paleozoic-stelleroidea-227-the-adambulacral-ossicles-are-massive-and-taper-slightly-to-their-distal-ends-they-are-closely-attached-and-form-a-regular-series-of-marginal-plates-arms-very-flexible-dimensions-length-of-longest-arm-18-mmx-diameter-of-arm-at-the-base-25-mm-diameter-of-arm-near-the-distal-end-1-mm-diameter-of-mouth-15-mm-length-of-syngnath-1-mm-width-of-ambulacral-furrow-at-edge-of-disk-125-mm-quotdistributionwenlock-shale-castell-dinas-bran-near-llan-gollenquot-wales-museum-practical-g-image233750900.htmlRMRG87JC–. Bulletin - United States National Museum. Science. REVISION OF PALEOZOIC STELLEROIDEA. 227 ''The adambulacral ossicles are massive and taper slightly to their distal ends; they are closely attached and form a regular series of marginal plates. ''Arms very flexible. '^Dimensions: Length of longest arm 18 mm.+x Diameter of arm at the base 2.5 mm. Diameter of arm near the distal end 1 mm. Diameter of mouth 1.5 mm. Length of syngnath 1 mm. Width of ambulacral furrow at edge of disk 1.25 mm. "Distribution.—Wenlock Shale, Castell Dinas, Bran, near Llan- gollen," Wales. Museum Practical G
. Bulletin of the Natural History Museum Zoology. |llll|lllljllll|llll|llll|llll|lilljilil. a b Fig. 3 a, Photograph of Patiriella paradoxa, Holotype. from Wadi Haart. Sadh. Dhofar, Southern Oman. Abactinial view. Scale in mm; b. Photograph of Patiriella paradoxa, Holotype, from Wadi Haart, Sadh, Dhofar, Southern Oman. Actinial view. Scale in mm. furrows occurring between the oblique lines of plates. First com- plete oblique line of plates arises opposite the second adambulacral plate in each furrow, creating a triangular area bounded by the first adambulacral plates, distal edge of the oral p Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/bulletin-of-the-natural-history-museum-zoology-lllllllljlllllllllllllllllilljilil-a-b-fig-3-a-photograph-of-patiriella-paradoxa-holotype-from-wadi-haart-sadh-dhofar-southern-oman-abactinial-view-scale-in-mm-b-photograph-of-patiriella-paradoxa-holotype-from-wadi-haart-sadh-dhofar-southern-oman-actinial-view-scale-in-mm-furrows-occurring-between-the-oblique-lines-of-plates-first-com-plete-oblique-line-of-plates-arises-opposite-the-second-adambulacral-plate-in-each-furrow-creating-a-triangular-area-bounded-by-the-first-adambulacral-plates-distal-edge-of-the-oral-p-image233868838.htmlRMRGDJ2E–. Bulletin of the Natural History Museum Zoology. |llll|lllljllll|llll|llll|llll|lilljilil. a b Fig. 3 a, Photograph of Patiriella paradoxa, Holotype. from Wadi Haart. Sadh. Dhofar, Southern Oman. Abactinial view. Scale in mm; b. Photograph of Patiriella paradoxa, Holotype, from Wadi Haart, Sadh, Dhofar, Southern Oman. Actinial view. Scale in mm. furrows occurring between the oblique lines of plates. First com- plete oblique line of plates arises opposite the second adambulacral plate in each furrow, creating a triangular area bounded by the first adambulacral plates, distal edge of the oral p
![. Echinodermen (Stachelhäuter). Echinodermata. 530 Seestcrnc. Fii sog. ersten Wirbel vor sich hat. In der rechten Hälfte der Fig. 5 sind die Trennungslinicn, nm die es sich hier handelt, pnnktirt angegeben an einer Form des „ersten Wirbels", der in Bezug auf das Auseinandor- weichen der Körper der ersten Anibulacralstücke luigefähr die Mitte zwischen dem in Fig. 1 und 2 dargestellten einhält. Die ersten Adambulacral- stücke je zweier benachbarten Antimeren bilden durch ihre An- einanderlagerung und ihr, nament- lich bei der adambulacralen Peri- stombildung starkes, nach dem Munde gerichte Stock Photo](https://c8.alamy.com/comp/RE45H4/echinodermen-stachelhuter-echinodermata-530-seestcrnc-fii-sog-ersten-wirbel-vor-sich-hat-in-der-rechten-hlfte-der-fig-5-sind-die-trennungslinicn-nm-die-es-sich-hier-handelt-pnnktirt-angegeben-an-einer-form-des-ersten-wirbelsquot-der-in-bezug-auf-das-auseinandor-weichen-der-krper-der-ersten-anibulacralstcke-luigefhr-die-mitte-zwischen-dem-in-fig-1-und-2-dargestellten-einhlt-die-ersten-adambulacral-stcke-je-zweier-benachbarten-antimeren-bilden-durch-ihre-an-einanderlagerung-und-ihr-nament-lich-bei-der-adambulacralen-peri-stombildung-starkes-nach-dem-munde-gerichte-RE45H4.jpg ". Echinodermen (Stachelhäuter). Echinodermata. 530 Seestcrnc. Fii sog. ersten Wirbel vor sich hat. In der rechten Hälfte der Fig. 5 sind die Trennungslinicn, nm die es sich hier handelt, pnnktirt angegeben an einer Form des „ersten Wirbels", der in Bezug auf das Auseinandor- weichen der Körper der ersten Anibulacralstücke luigefähr die Mitte zwischen dem in Fig. 1 und 2 dargestellten einhält. Die ersten Adambulacral- stücke je zweier benachbarten Antimeren bilden durch ihre An- einanderlagerung und ihr, nament- lich bei der adambulacralen Peri- stombildung starkes, nach dem Munde gerichte Stock Photo")
. Echinodermen (Stachelhäuter). Echinodermata. 530 Seestcrnc. Fii sog. ersten Wirbel vor sich hat. In der rechten Hälfte der Fig. 5 sind die Trennungslinicn, nm die es sich hier handelt, pnnktirt angegeben an einer Form des „ersten Wirbels", der in Bezug auf das Auseinandor- weichen der Körper der ersten Anibulacralstücke luigefähr die Mitte zwischen dem in Fig. 1 und 2 dargestellten einhält. Die ersten Adambulacral- stücke je zweier benachbarten Antimeren bilden durch ihre An- einanderlagerung und ihr, nament- lich bei der adambulacralen Peri- stombildung starkes, nach dem Munde gerichte Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/echinodermen-stachelhuter-echinodermata-530-seestcrnc-fii-sog-ersten-wirbel-vor-sich-hat-in-der-rechten-hlfte-der-fig-5-sind-die-trennungslinicn-nm-die-es-sich-hier-handelt-pnnktirt-angegeben-an-einer-form-des-ersten-wirbelsquot-der-in-bezug-auf-das-auseinandor-weichen-der-krper-der-ersten-anibulacralstcke-luigefhr-die-mitte-zwischen-dem-in-fig-1-und-2-dargestellten-einhlt-die-ersten-adambulacral-stcke-je-zweier-benachbarten-antimeren-bilden-durch-ihre-an-einanderlagerung-und-ihr-nament-lich-bei-der-adambulacralen-peri-stombildung-starkes-nach-dem-munde-gerichte-image232432176.htmlRMRE45H4–. Echinodermen (Stachelhäuter). Echinodermata. 530 Seestcrnc. Fii sog. ersten Wirbel vor sich hat. In der rechten Hälfte der Fig. 5 sind die Trennungslinicn, nm die es sich hier handelt, pnnktirt angegeben an einer Form des „ersten Wirbels", der in Bezug auf das Auseinandor- weichen der Körper der ersten Anibulacralstücke luigefähr die Mitte zwischen dem in Fig. 1 und 2 dargestellten einhält. Die ersten Adambulacral- stücke je zweier benachbarten Antimeren bilden durch ihre An- einanderlagerung und ihr, nament- lich bei der adambulacralen Peri- stombildung starkes, nach dem Munde gerichte
. Elementary lessons in zoölogy : a guide in studying animal life and structure in field and laboratory. Zoology. THE STARFISH. 267 upturned arm note that these spring from a groove which extends along the lower side of the arm its entire length. Observe that these tube feet are pushed out and drawn in. Starfish.—1. Starfish (Asterias rmlgaris), a. iirge dried specimen one half natural size. 2. Diagram of cross section of oral part of an arm: br, branchial tentacle; sk, calcareous plate of skeleton (in heavy black) ; sp, spines (those designated are on an adambulacral plate); amp, ampullje; c Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/elementary-lessons-in-zology-a-guide-in-studying-animal-life-and-structure-in-field-and-laboratory-zoology-the-starfish-267-upturned-arm-note-that-these-spring-from-a-groove-which-extends-along-the-lower-side-of-the-arm-its-entire-length-observe-that-these-tube-feet-are-pushed-out-and-drawn-in-starfish1-starfish-asterias-rmlgaris-a-iirge-dried-specimen-one-half-natural-size-2-diagram-of-cross-section-of-oral-part-of-an-arm-br-branchial-tentacle-sk-calcareous-plate-of-skeleton-in-heavy-black-sp-spines-those-designated-are-on-an-adambulacral-plate-amp-ampullje-c-image231734701.htmlRMRD0BY9–. Elementary lessons in zoölogy : a guide in studying animal life and structure in field and laboratory. Zoology. THE STARFISH. 267 upturned arm note that these spring from a groove which extends along the lower side of the arm its entire length. Observe that these tube feet are pushed out and drawn in. Starfish.—1. Starfish (Asterias rmlgaris), a. iirge dried specimen one half natural size. 2. Diagram of cross section of oral part of an arm: br, branchial tentacle; sk, calcareous plate of skeleton (in heavy black) ; sp, spines (those designated are on an adambulacral plate); amp, ampullje; c
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