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Planorbis Stock Photos and Images
RM2AKG52A–Natural history of animals; . Fig. 414. — Planorbis.United States. Fig. 413. — Physa. Fig. 415. — Limnaea. United States. United States. 222 MOLLUSKS : HETEROPODS AND PTEROPODS. in an aquarium, where they are also very useful, devour-ing the green confervae that grow on the glass.
RM2AX0MGF–The land and freshwater shells of the British Isles : with illustrations of all the species . Planorbis corneus. Paludina vivipara. 4 § Bythinia tcntacuUit: Planorbis albus.Flanorbis glaber. Planorbis spirorbi Planorbis contortiu ^ 6 Physa hypnoruni. P « 4 P.ylhinia l.cachii. Planorbis vortex. Physa fontinalis. % Limnaa gliitinosa,Lininix-a involuta, J.imnxa peregra
RM2AJ0AE5–Lectures on the comparative anatomy and physiology of the invertebrate animals : delivered at the Royal College of Surgeons . words, as many germinal vesiclesincluded in the same mass of albumen and in a common chorioniccoat, have given origin to as many aggregations of vitelline cells;these, therefore, may be regarded as so many independent yollvs, ineach of which the same progressive fissiparous multiplications havebeen observed, as in the single vitellus of the ovum of the Planorbis,and of animals in general. Fig, 209. exhibits oneof these yolkleis prior to the commencement of thefissiparou
RM2AJ03KN–Journal of comparative neurology . explanation. Peripheral and central willdesignate those parts of the eye which are respectively farthestfrom and nearest to its center (fig. B). Distal and proximal,used in describing retinal cells, are retained in a sense similarto that employed in descriptions of uninvaginated ectodermalcells—hence distal indicates the portion nearest the lens orthe lumen of the optic sac, while proximal refers to that partof a cell nearer the connective-tissue sheath at the peripheryof the eye (figs. B and C). RETINAL PIGMENT OF PLANORBIS 365 DESCRIPTION OF THE EYE OF PLAN
RM2AJB26N–The animal kingdom, arranged after its organization : forming a natural history of animals, and an introduction to comparative anatomy . * M.dc Blainville has changed the name Onchiilium into Peronia,anii transfers the first to the Vaginulus. He places Perouiaamongst his Cyclfjbraiichia; but I cannot perceive any real differencebetween their respiratory organ and that of the other Pulmonea. [Asthis genus is not the Onchidium nf Buchanan, as Cuvier supposed,M. tie Kerussac proposes to name it Onchis.^ t Sowerby maiutains that the shell in Planorbis is always reversed,or sittislral.—Ed. t When t
RM2AN62C8–The royal natural history . transparent gelatinous capsules, and deposited in continuous series, and attachedto submerged stones as well as to the stems and leaves of aquatic plants. L.stagnalis, which is common in ponds, marshes, and slow rivers, is the largest species,and six other species occur in Britain. The other figured forms illustrate thegreat variation which occurs in the relative length of the spire and aperture. Inone of these (L. trwncatula) the liver-fluke, so destructive to sheep, passes one stageof its existence. The animals of the genus Planorbis are small, and have the vital
RM2AJ69G3–Insect artizans and their work . heir arrange-ment, or it will capture small water-snails, chieflyspecies of Planorbis, but often the little freshwaterbivalves (Spk&rium), in either case with the shellstill tenanted by its builder. Such a dress ofliving molluscs is apparently cumbrous by reason ofits weight, so we often find that the tailor hasredressed the balance by fixing along each side ofhis tube a bit of stick perhaps twice its length.This gives the required buoyancy, though notsufficient to float the structure. Anabolia nervosa,which makes its case of small fragments of stone,adopts the
RM2AJB2J8–The animal kingdom, arranged after its organization : forming a natural history of animals, and an introduction to comparative anatomy . * M.dc Blainville has changed the name Onchiilium into Peronia,anii transfers the first to the Vaginulus. He places Perouiaamongst his Cyclfjbraiichia; but I cannot perceive any real differencebetween their respiratory organ and that of the other Pulmonea. [Asthis genus is not the Onchidium nf Buchanan, as Cuvier supposed,M. tie Kerussac proposes to name it Onchis.^ t Sowerby maiutains that the shell in Planorbis is always reversed,or sittislral.—Ed. t When t
RM2AJ0DGJ–Lectures on the comparative anatomy and physiology of the invertebrate animals : delivered at the Royal College of Surgeons . lla). The apex of the cone is always oblique andexcentric; directed in the Limpets towards the head, but in otherGastropods towards the opposite extremity of the body. Theconical univalve shell is generally spirally convoluted, sometimes inthe same plane, e.g. Planorbis, but more usually in an obliquedirection. The apex of the shell (a) is formed by the nucleus, orpart developed in the egg : it is maramillated in Fiisus mitiquus.The spiral turns of the shell {h h) are c
RM2AKM26E–A treatise on malacology; or, Shells and shell fish . * Ency. Meth. pi. 459. fig. 7- 188 SHELLS AND SHELL-FISH. PART I. for this fold on the pillar, it could not be distinguishedfrom a Limnceus. The fifth and last type is Ancylus,composed of the freshwater limpets (^fig. 32.), not even mentioned by Cuvier, but con-stituting one of the most re-markable divisions of the wholegroup. (173.) The five genera,placed opposite to those of thegenera of AchatincB, and thesub-families of the Helicidce,will be found to represent eachother thus: —. Generaof the I.imnacince. Planorbis. Ancylus. Pototnophila.
RM2AG2PRH–. Transactions - American Philosophical Society. ey of the State of Ohio, by W. W.Mather, principal Geologist, and several assistants, in which I find a briefnotice of the bones which have just been described, and some facts rela-tive to their geological position, of much interest, and which I will thereforesubjoin. These bones, according to Mr. Briggs, one of the assistants of Mr. Mather,were found in a bed of fresh-water-shell marl, about four feet thick. Thismarl is composed of argillaceous matter and fresh-water shells, among whichwere observed lymnsea, planorbis, physa, and some species o
RM2AWEBY6–A pictorial atlas of fossil remains, consisting of coloured illustrations selected from Parkinson's 'Organic remains of a former world,' and Artis's 'Antediluvian phytology.' . calcareous deposits now in progress offormation in our lakes. In the lacustrine limestones of the Isle of Wight (atBinstead, White Cliflf, &c.), beautiful specimens may be obtained. ProfessorE. Forbes has discovered Gyrogonites in the Wealden strata of the Isle of Purbeck,associated with shells of the genera Planorbis, Physa, Paluolina, &c. See Geological Excursions round the Isle of Wight. 2d Edit. 1850, p. 108. 144 rO
RM2AJ5128–The Quarterly journal of the Geological Society of London . 2 b 2 346 PROCEEDINGS OF THE GEOLOGICAL SOCIETY. [xpril 5, I am indebted to Mr. Rupert Jones for the identification of thespecies, which he describes as Besides these I found a small Helix and a Planorbis, which havebeen unfortunately broken. From the numerous species of the land and freshwater shells enu-merated by Mr. Morris * from a deposit about twelve miles north ofthis, I have no doubt that the future researches of the Marchionessof Huntly will add several species to the above list. The marine shells {Cardium) from this pit wer
![The cell in development and inheritance . A P. Fig. 178. — Bilateral cleavage of the squids egg. [Watase.]A. Eight-cell stage. B. The fifth cleavage in progress. The first cleavage {a-f) coincideswith the future median plane; the second {J-r) is transverse. to coincide with the future long axis {Ncrcis, and some other annelids ;Crepidula, Uvibrella, and other gasteropods). In another series offorms neither of the first cleavages passes through the median plane,but both form an angle of about 45° to it {Clepsiiie and other leeches ;RJiyncJiclmis and other annelids; Planorbis, Nassa, Unio, and o Stock Photo](https://c8.alamy.com/comp/2AJE2PE/the-cell-in-development-and-inheritance-a-p-fig-178-bilateral-cleavage-of-the-squids-egg-watase-a-eight-cell-stage-b-the-fifth-cleavage-in-progress-the-first-cleavage-a-f-coincideswith-the-future-median-plane-the-second-j-r-is-transverse-to-coincide-with-the-future-long-axis-ncrcis-and-some-other-annelids-crepidula-uvibrella-and-other-gasteropods-in-another-series-offorms-neither-of-the-first-cleavages-passes-through-the-median-planebut-both-form-an-angle-of-about-45-to-it-clepsiiie-and-other-leeches-rjiyncjiclmis-and-other-annelids-planorbis-nassa-unio-and-o-2AJE2PE.jpg "The cell in development and inheritance . A P. Fig. 178. — Bilateral cleavage of the squids egg. [Watase.]A. Eight-cell stage. B. The fifth cleavage in progress. The first cleavage {a-f) coincideswith the future median plane; the second {J-r) is transverse. to coincide with the future long axis {Ncrcis, and some other annelids ;Crepidula, Uvibrella, and other gasteropods). In another series offorms neither of the first cleavages passes through the median plane,but both form an angle of about 45° to it {Clepsiiie and other leeches ;RJiyncJiclmis and other annelids; Planorbis, Nassa, Unio, and o Stock Photo")
RM2AJE2PE–The cell in development and inheritance . A P. Fig. 178. — Bilateral cleavage of the squids egg. [Watase.]A. Eight-cell stage. B. The fifth cleavage in progress. The first cleavage {a-f) coincideswith the future median plane; the second {J-r) is transverse. to coincide with the future long axis {Ncrcis, and some other annelids ;Crepidula, Uvibrella, and other gasteropods). In another series offorms neither of the first cleavages passes through the median plane,but both form an angle of about 45° to it {Clepsiiie and other leeches ;RJiyncJiclmis and other annelids; Planorbis, Nassa, Unio, and o
RM2AWGK1E–The Quarterly journal of the Geological Society of London . cei-as planorbis. Oiironolooical Tbrhs. y Ludwigian Age. Stepheocera-tidan Epoch. Deroceratan Age. )? Asteroceratan Age. J- Calcceratan Age. ArietidanEpoch. [I take uo responsibility for the sti-atigiaphiLttl tenns. They are only placed here interpreted from the very different views which authorities have as to tlieir use. In fa ^ I Chronographe gi5ologi(mc, 2ud cd., Ooinpte-rendu Vlfime Congr. Geol. lutan. Ziti ^ [The arenaceous Midford and Cotteswold Sands have been ranged in the Iiiferiur 0 oii;rh jnidauce;i term ditlers -riHis sul
RM2AWED03–A pictorial atlas of fossil remains, consisting of coloured illustrations selected from Parkinson's 'Organic remains of a former world,' and Artis's 'Antediluvian phytology.' . calcareous deposits now in progress offormation in our lakes. In the lacustrine limestones of the Isle of Wight (atBinstead, White Cliflf, &c.), beautiful specimens may be obtained. ProfessorE. Forbes has discovered Gyrogonites in the Wealden strata of the Isle of Purbeck,associated with shells of the genera Planorbis, Physa, Paluolina, &c. See Geological Excursions round the Isle of Wight. 2d Edit. 1850, p. 108. 144 rO
![Journal of conchology . of Montana, byTimothy W. Stanton [several new species figd.]. On some names (chieflyLinnean) of animals and plants erroneously paired in synonymy, by MarcheseA. Di Gregorio [in favour of retention of Linnean specific name even when it re-peats the generic name].The Annals of Scottish Natural History, nos. 46-48, April-Oct., 1903. ??Helix lamellata Jeff., in Midlothian, and Planorbis spirorbis Miill., in Fife,by W. Evans. ^?Vertigopygmcpa, etc., in Mid-Perth, by Robert Godfrey. Synopsis of the family Astartidae, with a Review of the American species, by W. |H. Dall {Proc Stock Photo](https://c8.alamy.com/comp/2AJFJ96/journal-of-conchology-of-montana-bytimothy-w-stanton-several-new-species-figd-on-some-names-chieflylinnean-of-animals-and-plants-erroneously-paired-in-synonymy-by-marchesea-di-gregorio-in-favour-of-retention-of-linnean-specific-name-even-when-it-re-peats-the-generic-name-the-annals-of-scottish-natural-history-nos-46-48-april-oct-1903-helix-lamellata-jeff-in-midlothian-and-planorbis-spirorbis-miill-in-fifeby-w-evans-vertigopygmcpa-etc-in-mid-perth-by-robert-godfrey-synopsis-of-the-family-astartidae-with-a-review-of-the-american-species-by-w-h-dall-proc-2AJFJ96.jpg "Journal of conchology . of Montana, byTimothy W. Stanton [several new species figd.]. On some names (chieflyLinnean) of animals and plants erroneously paired in synonymy, by MarcheseA. Di Gregorio [in favour of retention of Linnean specific name even when it re-peats the generic name].The Annals of Scottish Natural History, nos. 46-48, April-Oct., 1903. ??Helix lamellata Jeff., in Midlothian, and Planorbis spirorbis Miill., in Fife,by W. Evans. ^?Vertigopygmcpa, etc., in Mid-Perth, by Robert Godfrey. Synopsis of the family Astartidae, with a Review of the American species, by W. |H. Dall {Proc Stock Photo")
RM2AJFJ96–Journal of conchology . of Montana, byTimothy W. Stanton [several new species figd.]. On some names (chieflyLinnean) of animals and plants erroneously paired in synonymy, by MarcheseA. Di Gregorio [in favour of retention of Linnean specific name even when it re-peats the generic name].The Annals of Scottish Natural History, nos. 46-48, April-Oct., 1903. ??Helix lamellata Jeff., in Midlothian, and Planorbis spirorbis Miill., in Fife,by W. Evans. ^?Vertigopygmcpa, etc., in Mid-Perth, by Robert Godfrey. Synopsis of the family Astartidae, with a Review of the American species, by W. |H. Dall {Proc
![Publications . r, the shells being preserved as easts only. 218. Lake County, Oregon. Pliocene. Well preserved shells loosely ce-mented together. Contains Valvata oregonensis, Parapholyx packardi and aPisidium. 219. Warner Lake, Oregon. Pleistocene? Hard calcareous cement, theshells of which have been dissolved away in large part. Contains easts andmolds of Valvata oregonensis, Parapholyx packardi, Pisidium sp., Vorticifexnew species and Vorticifex cf. binneyi, Lanx. Transmitted July 13, 1922 Issued August 29, 1922 [14] EXPLANATION OF PLATES Plate 1 Figures 1, 2, and 3.—Planorbis condoni, n. s Stock Photo](https://c8.alamy.com/comp/2AWF8WA/publications-r-the-shells-being-preserved-as-easts-only-218-lake-county-oregon-pliocene-well-preserved-shells-loosely-ce-mented-together-contains-valvata-oregonensis-parapholyx-packardi-and-apisidium-219-warner-lake-oregon-pleistocene-hard-calcareous-cement-theshells-of-which-have-been-dissolved-away-in-large-part-contains-easts-andmolds-of-valvata-oregonensis-parapholyx-packardi-pisidium-sp-vorticifexnew-species-and-vorticifex-cf-binneyi-lanx-transmitted-july-13-1922-issued-august-29-1922-14-explanation-of-plates-plate-1-figures-1-2-and-3planorbis-condoni-n-s-2AWF8WA.jpg "Publications . r, the shells being preserved as easts only. 218. Lake County, Oregon. Pliocene. Well preserved shells loosely ce-mented together. Contains Valvata oregonensis, Parapholyx packardi and aPisidium. 219. Warner Lake, Oregon. Pleistocene? Hard calcareous cement, theshells of which have been dissolved away in large part. Contains easts andmolds of Valvata oregonensis, Parapholyx packardi, Pisidium sp., Vorticifexnew species and Vorticifex cf. binneyi, Lanx. Transmitted July 13, 1922 Issued August 29, 1922 [14] EXPLANATION OF PLATES Plate 1 Figures 1, 2, and 3.—Planorbis condoni, n. s Stock Photo")
RM2AWF8WA–Publications . r, the shells being preserved as easts only. 218. Lake County, Oregon. Pliocene. Well preserved shells loosely ce-mented together. Contains Valvata oregonensis, Parapholyx packardi and aPisidium. 219. Warner Lake, Oregon. Pleistocene? Hard calcareous cement, theshells of which have been dissolved away in large part. Contains easts andmolds of Valvata oregonensis, Parapholyx packardi, Pisidium sp., Vorticifexnew species and Vorticifex cf. binneyi, Lanx. Transmitted July 13, 1922 Issued August 29, 1922 [14] EXPLANATION OF PLATES Plate 1 Figures 1, 2, and 3.—Planorbis condoni, n. s
![. Journal of morphology. Fig. I. —Diagram of the cleavage in Clepsine, Nereis, Amphitrite, and Umo. The part insquare brackets is peculiar to Unio. In Clepsine the third generation of ectomeres has not beenfound and the mesoderm is formed frofn the posterior ma. 3. —ec. i., ec. 2., ec. 3., first, second, andthird generations of ectomeres. ma. 1. to ma. 4., Macromeres of different stages, en., Entomere.Larv. mes.. Larval mesoblast. som. i., First somatoblast. som. 2., Second somatoblast.. Fig. a. — Diagnm of the clearage in Crepidula, Umbrella, Neritina, Planorbis, Limax, and Phjrta. No. 1.] TH Stock Photo](https://c8.alamy.com/comp/2AG6523/journal-of-morphology-fig-i-diagram-of-the-cleavage-in-clepsine-nereis-amphitrite-and-umo-the-part-insquare-brackets-is-peculiar-to-unio-in-clepsine-the-third-generation-of-ectomeres-has-not-beenfound-and-the-mesoderm-is-formed-frofn-the-posterior-ma-3-ec-i-ec-2-ec-3-first-second-andthird-generations-of-ectomeres-ma-1-to-ma-4-macromeres-of-different-stages-en-entomerelarv-mes-larval-mesoblast-som-i-first-somatoblast-som-2-second-somatoblast-fig-a-diagnm-of-the-clearage-in-crepidula-umbrella-neritina-planorbis-limax-and-phjrta-no-1-th-2AG6523.jpg ". Journal of morphology. Fig. I. —Diagram of the cleavage in Clepsine, Nereis, Amphitrite, and Umo. The part insquare brackets is peculiar to Unio. In Clepsine the third generation of ectomeres has not beenfound and the mesoderm is formed frofn the posterior ma. 3. —ec. i., ec. 2., ec. 3., first, second, andthird generations of ectomeres. ma. 1. to ma. 4., Macromeres of different stages, en., Entomere.Larv. mes.. Larval mesoblast. som. i., First somatoblast. som. 2., Second somatoblast.. Fig. a. — Diagnm of the clearage in Crepidula, Umbrella, Neritina, Planorbis, Limax, and Phjrta. No. 1.] TH Stock Photo")
RM2AG6523–. Journal of morphology. Fig. I. —Diagram of the cleavage in Clepsine, Nereis, Amphitrite, and Umo. The part insquare brackets is peculiar to Unio. In Clepsine the third generation of ectomeres has not beenfound and the mesoderm is formed frofn the posterior ma. 3. —ec. i., ec. 2., ec. 3., first, second, andthird generations of ectomeres. ma. 1. to ma. 4., Macromeres of different stages, en., Entomere.Larv. mes.. Larval mesoblast. som. i., First somatoblast. som. 2., Second somatoblast.. Fig. a. — Diagnm of the clearage in Crepidula, Umbrella, Neritina, Planorbis, Limax, and Phjrta. No. 1.] TH
RM2AJ0CXN–Report of the United States Geological Survey of the territories . specimen, which is of medium size, and has its outer lip somewhat broken and apex wanting.15, 6. Same view of a smaller specimen in same condition.15, c. An aperture view of a large specimen, with its outer lip broken, and the angle of the body-volution nearly obsolete.15,(7. An opposite view of same. Fig. 16. Planorbis (Bathyomphalus) amplexus 539 lfi, o. Upper or right side of the type-specimen, natural size. in, 6. The same, magnified. 10, 6 (6is). (A little to the right of the middle of the plate.) Form of aperture, as dete
RM2AFT0TH–. Shells and sea-life. Figure 37. In Oregon FRESH-WATER MOLLUSKSo 83 In many brooks you can find lively littlecreatures with thin, horn-colored shells like Fig-ure 34. Notice that the opening is on the leftside, while almost all shells open on the right.. Figure 88. Again, you may find shells that are rolled up ina flat coil, like Figure 35. The name of these flat snails is Planorbis. Insome lakes, or even some ponds, there are alsocreatures with thin shells shaped like Figure 36or Figure 37. These are the pond-snails, calledLimnsea, and they are found all over the world. 84 WESTERN SERIES OF
RM2AM7G8Y–Journal of conchology . form Planorbis carinatus Miiller.—In a backwater of the Trentand Mersey Canal, near Consall Mill, Staffordshire, a very scalariform example ofPlatiofbis caiinatus, young, was taken on June 1st, 1918. In addition to the fol-lowing species :—PI. carinatus Miiller, PI. corneiis Linne, PL vortex Linne,I.immra stagnalis Linne, Acroloxus lacustris Linne, and Valvata piscinalis Miiller,all of which were present in great numbers on the reeds, an unusually large formof Physa fontinalis Linne was also taken in some abundance.—W. E. Alkins{Read before the Society, June 12th, 1918)
RM2AJFK0H–Journal of conchology . doris modesta Kidney of Lophocercus viridis Teeth of Lophocercus viridis Lobiger crawling ... Teeth of Lobiger nevilli Teeth of Hamincea simillima Teeth of Newnesia antarctica Ahmentary Canal and Nervous System of Doriopsilla lO 87, 88, 89244 304307309311313367 ERRATA Page 117, line 16, foi- volutia read veletia. ,, ,, Htte 2q, for Retuagiri read Ratuagiri. ,, „ line 2°, for Paugina read Pangim.Page 119, line 6, for phegedina read phagedina.Page 148, line 20 {from bottom), for V. ristata read V. cristata.Page 149, line T, for Planorbis cristata read Planorbis crista.Pag
RM2AFT09N–. Shells and sea-life. Figure 39. the mountain or the river or the sea, you mayexpect to find some of these forms of life. Asyou study their habits and examine their shells,you will better understand what a wonderful placeis this old world in which we live. BLACKBOARD WORDS. hastily (hasti-ly), azalla (a-zarya), syrlnga (sir-iiiga),magnificent (mag-nifi-sent), delicious (de-lishQs), ac-quainted ak-quanted), perpetual (per-petQal), monks-hood (mtinkshood), Planorbis (plan-orbis), Llmnsea (lim-nea), saxifrage (saxi-fraj), Unio (uni-o). A GROUP OF SAND-DWELLERS.. VERYBODY knows that olives grow o
RM2ANDARE–Materialien zur Naturgeschichte der Insel Celebes . 28 tomoriensis (Melania) 33 tondanensis (Planorbis) 88 toradjarum (Melania) 14 towutensis var. (Melania patriarchalis) .... 19 tuberculata (Melania) ... 42 turriculus (Melania) 43 turriculus var. (Melania tuberculata) 43 turrita (Neritina) 71 Tylomelania 51 ualanensis (Neritina) 71 uniformis (Melania) 40 variegata (Neritina) 70 vincta (Melania) 55 violacea (Batissa) 92 virgulata var. (Melania tuberculata) 45 Vivipara . • 59 wallacei (Melania) 26 wallacei var. (Melania perfecta) 26 zeamais (Melania) 30 ziczac (Neritina) 71 Tafel I. Tafel I. Fi
RM2AXG22X–Lehrbuch der Intoxikationen . t keine Nahrungauf und kann deshalb bequem gehaltenwerden; Mermis. Schnecken: Planorbis, Limnaeus, Physa,Paludina. Siehe Fig. 52 u. 53. Muscheln: Unio, Anodonta, Cyclas. Anneliden: Von Blutegeln Nephelis undvon Regenwürmern der ganz im Wasserlebende Lumbriculus. Insekten: Gyrinus- und Dytiscuslarvensind durchscheinend und gross genug selbstzu Einspritzung eines Tröpfchens Gift.Auch Ephemeriden- und Libellen-larven sind brauchbar. Siehe Fig. 54 u. 55. Krebse: Branchipus, Flusskrebse.Ersterer ist etwas durchsichtig. Bei bei-den spritzt man zwischen die Ringe. Besond
RM2AN9HKJ–Dictionnaire pittoresque d'histoire naturelle et des phénomènes de la nature . masse avec marne, à coquilles nmruiee. /id-jMeulières . fMontervau/J.Silwc rèsinUe/ et maynésite 6.Terrain des calcaires Jr»agilesfi aillasses pour les carriers). Graines et agaf de Chara ; Typlui ? Monceaux .Provins . lynuuea.Planorbis.Taludina &cPalœotheriunv, .inoploth/erium . ^$J%$^G>r«a marin* et a. q/.deawdmœe. OeauchanJ^^ Quarts, t/renu carrié et prisme NmvterrerJCalcaireJibreujr ; Tripoli j çentUly . $Coquifles mariner et deau, douée . )Gtleaire dit Hoche arec ZophiodonMAnoplotherium etPaheotherium
RM2AKBR9Y–Report of the Commissioner - United States Commission of Fish and Fisheries . EXPLANATION OF PLATE XXIY. Figuije 137.—Littorina rudis, (p. 651;) natural size. 138.—Littorina palliata, (p. 652;) natural size. 139.—Lacuna vincta, (p. 652;) enlarged. 140.—Littorinella minuta, (p. 653;) enlarged. 141.—Rissoa aculeus, (p. 654 ;) enlarged. 142.—Skenea planorbis, (p. 655 ;) enlarged. 143.—Odostoinia producta, (p. 656;) enlarged. 144.—0. fusca, (p. 656;) enlarged. 145.—O. trifida, (p. 656;) enlarged. 146.—O. trifida, var., (p. 656;) enlarged. 147.—O. impressa, (p. 656 ;) enlarged. 148.—O. seniinuda, (
![Journal of conchology . A. stbogcs]nouveau drague par le Siboga dans la mer de Celebes, by Ph. Dautzenberg andA. Bavay. Addition h. la faune Malacologique du Golfe de Gabes, by PaulPallary [numerous nn.spp. and notes on old ones with figs.].Transactions of the Academy of Science of St. Louis, vol. 14, nos. 2-5. The MoUuscan Fauna of the Dells of Wisconsin, by F. C. Baker [21 spp.with localities]. Notes on Planorbis truncatus Miles, by F. C. Baker [distinctfrom P. trivolvis. Notes on the Pleurotomidoe, with Description of some NewGenera and Species, by Thos. L. Casey [Divided into 8 tribes : L Stock Photo](https://c8.alamy.com/comp/2AJFGPN/journal-of-conchology-a-stbogcs-nouveau-drague-par-le-siboga-dans-la-mer-de-celebes-by-ph-dautzenberg-anda-bavay-addition-h-la-faune-malacologique-du-golfe-de-gabes-by-paulpallary-numerous-nnspp-and-notes-on-old-ones-with-figs-transactions-of-the-academy-of-science-of-st-louis-vol-14-nos-2-5-the-mouuscan-fauna-of-the-dells-of-wisconsin-by-f-c-baker-21-sppwith-localities-notes-on-planorbis-truncatus-miles-by-f-c-baker-distinctfrom-p-trivolvis-notes-on-the-pleurotomidoe-with-description-of-some-newgenera-and-species-by-thos-l-casey-divided-into-8-tribes-l-2AJFGPN.jpg "Journal of conchology . A. stbogcs]nouveau drague par le Siboga dans la mer de Celebes, by Ph. Dautzenberg andA. Bavay. Addition h. la faune Malacologique du Golfe de Gabes, by PaulPallary [numerous nn.spp. and notes on old ones with figs.].Transactions of the Academy of Science of St. Louis, vol. 14, nos. 2-5. The MoUuscan Fauna of the Dells of Wisconsin, by F. C. Baker [21 spp.with localities]. Notes on Planorbis truncatus Miles, by F. C. Baker [distinctfrom P. trivolvis. Notes on the Pleurotomidoe, with Description of some NewGenera and Species, by Thos. L. Casey [Divided into 8 tribes : L Stock Photo")
RM2AJFGPN–Journal of conchology . A. stbogcs]nouveau drague par le Siboga dans la mer de Celebes, by Ph. Dautzenberg andA. Bavay. Addition h. la faune Malacologique du Golfe de Gabes, by PaulPallary [numerous nn.spp. and notes on old ones with figs.].Transactions of the Academy of Science of St. Louis, vol. 14, nos. 2-5. The MoUuscan Fauna of the Dells of Wisconsin, by F. C. Baker [21 spp.with localities]. Notes on Planorbis truncatus Miles, by F. C. Baker [distinctfrom P. trivolvis. Notes on the Pleurotomidoe, with Description of some NewGenera and Species, by Thos. L. Casey [Divided into 8 tribes : L
RM2AJE82M–Introduction à l'étude des mollusques . Fig. 51. — Embryon de Planorbis contorhtsvu du côté gauche, X 150; daprès FolI, ganglion cérébral; II, bouche; III, ganglion pédieux; IV, sac radulaire; V, otocysteVI, anus ; VII, orifice extérieur du nephridium; VIII, sac nourricier, ébauche du foieIX, bourrelet coquillier; X, rein embryon-naire; XI, son orifice extérieur. 85 . Fig 52. — Larve dePacumonodernia,grossi; vu dorsa-lement. I, tenta-cule antérieur; II,ganglion cérébral ;III, deuxième cer-cle; IV, troisièmecercle ; V, masseviscérale ; VI, pre-mier cercle; VII,bouche. ment trois cercles ciliés
RM2AJ0BR8–Report of the United States Geological Survey of the territories . Thaumastus limjlikormis 558 8, a. Dorsal side of type-specimen. 8, b. Aperture view of same; the thin inner lip being broken away above. * 8, c. A dorsal view of a somewhat narrower specimen. 8, d. An aperture view of same; its thin iuner lip above the middle being broken away. Fig. 9. Planorbis planoconvexus . 538 9,0. An upper or right-side view of the type-specimen, which is mainly an internal cast. 9, b. An aperture view of same. 9, c. An under or umbilical view of same. Fig. 10. Acroloxus minutus 543 Type-specimen, magnifi
RM2AN2RAJ–The Quarterly journal of the Geological Society of London . DeX^lde.liQ M<SrN lOmhart imp FO.^SILS FROM TME LOWER LIAS Quart Jciirn.Geol. Soc Aol.rJCIII^P1.XVI.. De.-Vyaae.Jith. M&N.Hanhart im^ FOSSILS FRGli THE LOWER LIAS MOORE ABNORMAL SECONDARY DEPOSITS. 567 5. Valvata pygrncea, spec. nov.; upper surface.6. : under surface. 7. anomala, spec. nov.: upper surface. 8. —» : profile. 9. : under surface. 10, Planorbis Meoidipoisis, spec. nov.: upper surface. 11. Vertigo MurchisonicB, s^c.noY.: front view.12. : back view. 13. Patella ornata, spec. nov. 14. Bimulu Uasiyia, Terq. • upper surfac
RM2AXHDAJ–Abhandlungen der Königlich Preussischen Akademie der Wissenschaften aus dem Jahre .. . 3. Planorbis (Segmentina) Chertieri Desh. 13a nat. Gr., 13b u. 13c Vergr. 3 : 1 (S. 20).» 14. Planorbis (Menetus) spretus Noulet. 14a nat. Gr., 14b, 14c u. I4d Vergr. 3:1 (S.21).» 15. Planorbis (Helisoma) oligyratus F. Edwards. 15a nat. Gr., 15b Vergr. 4/* : 1 (S. 22).o 16. Planorbis (Helisoma) oligyratus F. Edwards. 16a nat. Gr., 16b u. 16c Vergr. 41/-1 (S.22).» 17. Planorbis (Coretus) Lincki E. Schütze. 17a nat. Gr., 17b, 17c u. 17d Vergr. 47«: 1 (S- 22).» 18. Planorbis (Coretus) Lincki E. Schütze. 18a nat
RM2AFYHYA–. The conchologist's text-book, embracing the arrangements of Lamarck and Linnaeus, with a glossary of technical terms. 79 Telliuides, 17 10 134 Planorbis, 13 11 89 Terebella, 19 21 156 Pleurobranchus, 14 14 102 Terebellum, 11 4 66 Pleurotoma, 12 7 77 Terebra, 11 12 69 Plicatula, 15 4 112 Terebratula 14 1 107 Podopsis, 111 Teredina, 18 22 146 Pollicipes, 19 3 149 Teredo, 9 35 52 Polystoniella, 10 11 60 Teredo, 1« 18 to 22 146 Psammobia, 17 12 135 Tornatella, 12 27 82 Psammotsea, 17 13 134 Tridacna, 15 21 117 Pterocera, 11 24 73 Trigouia, 14 5 122 Pteropoda, 104 Triton, 11 26 74 180 Plate FiB.
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