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Frontal view of a European hedgehog with an infestation of ticks on its head around its eye foraging in grass in the daytime (front view) Stock Photo

RME4HH1B–Frontal view of a European hedgehog with an infestation of ticks on its head around its eye foraging in grass in the daytime (front view)

Black-blotched porcupinefish, (Diodon liturosus), by inflating the body, the spines are erected, Ari Atoll, Maldives, Asia Stock Photo

RM2JK158F–Black-blotched porcupinefish, (Diodon liturosus), by inflating the body, the spines are erected, Ari Atoll, Maldives, Asia

Common or European hedgehog (Erinaceus europaeus), a spiny mammal, seen close-up at the foot of a tree in Surrey, south-east England Stock Photo

RM2JP8MCE–Common or European hedgehog (Erinaceus europaeus), a spiny mammal, seen close-up at the foot of a tree in Surrey, south-east England

Spider crab (Maja brachydactyla) off the coast of the Isle of Mull in the Inner Hebrides of Scotland Stock Photo

RM2JKR68P–Spider crab (Maja brachydactyla) off the coast of the Isle of Mull in the Inner Hebrides of Scotland

Whip scorpion (Damon variegata) Stock Photo

RFF8TPNB–Whip scorpion (Damon variegata)

Rounded porcupinefish or Shortspine Porcupinefish (Cyclichthys orbicularis) laying between corals, Komodo island, Indonesia Stock Photo

RMPD18YE–Rounded porcupinefish or Shortspine Porcupinefish (Cyclichthys orbicularis) laying between corals, Komodo island, Indonesia

Bärtiger Drachenkopf, (Scorpaenopsis oxycephala), liegt auf Schwamm, Saparua, Insel, Molukken, Banda See, Pazifik, Indonesien | Tassled scorpionfish, Stock Photo

RFR6R236–Bärtiger Drachenkopf, (Scorpaenopsis oxycephala), liegt auf Schwamm, Saparua, Insel, Molukken, Banda See, Pazifik, Indonesien | Tassled scorpionfish,

face on macro of six spot burnet moth caterpillar shallow depth of field fine art feel Stock Photo

RF2AHMM82–face on macro of six spot burnet moth caterpillar shallow depth of field fine art feel

Golden rabbitfish, Siganus guttatus, Sipadan Island, Malaysia Stock Photo

RM2B0R6C9–Golden rabbitfish, Siganus guttatus, Sipadan Island, Malaysia

Lionfish (Pterois) OLYMPUS DIGITAL CAMERA with 100mm macro lens off the coast of Petit St Vincent in the Grenadines Stock Photo

RFMHHHEN–Lionfish (Pterois) OLYMPUS DIGITAL CAMERA with 100mm macro lens off the coast of Petit St Vincent in the Grenadines

Interruption of the Cervical Vasculature with Infarction of the Left Frontal Lobe of the Brain Stock Photo

RMADTTN2–Interruption of the Cervical Vasculature with Infarction of the Left Frontal Lobe of the Brain

North African hedgehog Atelerix algirus. Cruz de Pajonales. Integral Natural Reserve of Inagua. Tejeda. Gran Canaria. Canary Islands. Spain. Stock Photo

RF2DBC207–North African hedgehog Atelerix algirus. Cruz de Pajonales. Integral Natural Reserve of Inagua. Tejeda. Gran Canaria. Canary Islands. Spain.

Australian Thorny Devil, Moloch horridus, an ant-eating lizard, natural habitat in Kalbarri, Western Australia, frontal view Stock Photo

RF2DB1HC5–Australian Thorny Devil, Moloch horridus, an ant-eating lizard, natural habitat in Kalbarri, Western Australia, frontal view

Archive image from page 128 of Decapod Crustacea of Bermuda Their. Decapod Crustacea of Bermuda. Their distribution, variations, and habits decapodcrustacea1908verr Year: 1908 A. E. Verrill—Decapod Crustacea of Bermuda. 425 form has the carapace more strongly ai-eolated and appears rougher, owing to the relatively larger granules and more elevated tuber- cles. The two frontal teeth are more acute and have a small lobe or shoulder on the outer edge, while those of C. Bairdii are obtuse at tips and have no lobe. The carapace has the posterior lateral spines sharper, longer, and farther back, i Stock Photo

RMW2332N–Archive image from page 128 of Decapod Crustacea of Bermuda Their. Decapod Crustacea of Bermuda. Their distribution, variations, and habits decapodcrustacea1908verr Year: 1908 A. E. Verrill—Decapod Crustacea of Bermuda. 425 form has the carapace more strongly ai-eolated and appears rougher, owing to the relatively larger granules and more elevated tuber- cles. The two frontal teeth are more acute and have a small lobe or shoulder on the outer edge, while those of C. Bairdii are obtuse at tips and have no lobe. The carapace has the posterior lateral spines sharper, longer, and farther back, i

Fusion of the Anterior Cervical Spine Stock Photo

RMADW1P8–Fusion of the Anterior Cervical Spine

. Fishes. Fishes. 634 Series Plectognathi and three-rooted. All are reputed poisonous, especially in the equatorial seas. In Diodon the spines are very long, the anterior ones, at least, movable. The common porcupine-fish, Diodon hystrix, is foimd in all seas, and often in abundance. It is a sluggish fish, olive and spotted with black. It reaches a length of two feet or more, and by its long spines it is thoroughly protected from all enemies. A second species, equally common, is the lesser porcupine-fish, Diodon holacanthus. In this species, the frontal spines are longer than those behind the Stock Photo

RMRDR50J–. Fishes. Fishes. 634 Series Plectognathi and three-rooted. All are reputed poisonous, especially in the equatorial seas. In Diodon the spines are very long, the anterior ones, at least, movable. The common porcupine-fish, Diodon hystrix, is foimd in all seas, and often in abundance. It is a sluggish fish, olive and spotted with black. It reaches a length of two feet or more, and by its long spines it is thoroughly protected from all enemies. A second species, equally common, is the lesser porcupine-fish, Diodon holacanthus. In this species, the frontal spines are longer than those behind the

Spine with Cut-away Vertebra: Oblique View Stock Photo

RMB98MXA–Spine with Cut-away Vertebra: Oblique View

RF2CRH2M4–North African hedgehog Atelerix algirus. Cruz de Pajonales. Integral Natural Reserve of Inagua. Tejeda. Gran Canaria. Canary Islands. Spain.

Anatomy of the Arteries Veins and Nerves of the Cervical Neck Spine Region Stock Photo

RMADW8M9–Anatomy of the Arteries Veins and Nerves of the Cervical Neck Spine Region

The rare New Zealand endemic Tuatara sphenodon punctatus reptile portrait Zealandia, Wellington Stock Photo

RFTRFETE–The rare New Zealand endemic Tuatara sphenodon punctatus reptile portrait Zealandia, Wellington

Compression Fracture of the T12 Vertebral Body Stock Photo

RMADW1R7–Compression Fracture of the T12 Vertebral Body

RM2JP8MB3–Common or European hedgehog (Erinaceus europaeus), a spiny mammal, seen close-up at the foot of a tree in Surrey, south-east England

RM2JKR66W–Spider crab (Maja brachydactyla) off the coast of the Isle of Mull in the Inner Hebrides of Scotland

Abnormality in the Retropharyngeal Space Stock Photo

RMADW2W8–Abnormality in the Retropharyngeal Space

. Decapod Crustacea of Bermuda. Their distribution, variations, and habits. Decapoda (Crustacea). A. E. Verrill—Decapod Crustacea of Bermuda. 425 form has the carapace more strongly ai-eolated and appears rougher, owing to the relatively larger granules and more elevated tuber- cles. The two frontal teeth are more acute and have a small lobe or shoulder on the outer edge, while those of C. Bairdii are obtuse at tips and have no lobe. The carapace has the posterior lateral spines sharper, longer, and farther back, in the Atlantic form, and the sides are more rapidly contracted behind the spines Stock Photo

RMPFFCPK–. Decapod Crustacea of Bermuda. Their distribution, variations, and habits. Decapoda (Crustacea). A. E. Verrill—Decapod Crustacea of Bermuda. 425 form has the carapace more strongly ai-eolated and appears rougher, owing to the relatively larger granules and more elevated tuber- cles. The two frontal teeth are more acute and have a small lobe or shoulder on the outer edge, while those of C. Bairdii are obtuse at tips and have no lobe. The carapace has the posterior lateral spines sharper, longer, and farther back, in the Atlantic form, and the sides are more rapidly contracted behind the spines

RMADW9P2–Spine Surgery L4 5 and L5 6

. v.c Fig. 7. A, B. Menipea kempi sp.n. St. 1562. Marion Island. A. Bifurcation. B. Fertile zooecium. The little thick-walled chamber above the ovicell is not constantly present. C. M.flagellifera Busk. St. 1564. Prince Edward Island. Fertile zooecium. The position of the frontal avicularium is indicated with a dotted line. av.c. chamber of marginal avicularium, o. ovicell, r. rootlet. Spines: one very small spine on basal surface of outer distal corner, between marginal avicularium and distal zooecium. as in Menipea flagellifera. Stock Photo

RMMCRE34–. v.c Fig. 7. A, B. Menipea kempi sp.n. St. 1562. Marion Island. A. Bifurcation. B. Fertile zooecium. The little thick-walled chamber above the ovicell is not constantly present. C. M.flagellifera Busk. St. 1564. Prince Edward Island. Fertile zooecium. The position of the frontal avicularium is indicated with a dotted line. av.c. chamber of marginal avicularium, o. ovicell, r. rootlet. Spines: one very small spine on basal surface of outer distal corner, between marginal avicularium and distal zooecium. as in Menipea flagellifera.

L2 Lumbar Sympathetic Injections with Subsequent Bladder Neuropathy Stock Photo

RMADW1R5–L2 Lumbar Sympathetic Injections with Subsequent Bladder Neuropathy

L4-5 Anterior Discectomy and Spinal Fusion Procedures Stock Photo

RMADW2NC–L4-5 Anterior Discectomy and Spinal Fusion Procedures

RF2DB1Y5D–Australian Thorny Devil, Moloch horridus, an ant-eating lizard, natural habitat in Kalbarri, Western Australia, frontal view

Spinal Fusion Surgery C5 6 Anterior Cervical Discectomy (Diskectomy) Stock Photo

RMADW7X9–Spinal Fusion Surgery C5 6 Anterior Cervical Discectomy (Diskectomy)

Discovery reports (1937) Discovery reports discoveryreports14inst Year: 1937 22 DISCOVERY REPORTS The carapace (Figs. 3 a, b) which envelops the anterior portion of the body and part of the abdomen is without marginal spines or processes. It is tucked in under the body posterolaterally, so that when it is dissected and flattened out (Fig. 3 d) the pos- terior portion is wider than the anterior. At the anterior margin of the body underneath the carapace a small pair of frontal sense organs can be distinguished. There are traces Fig. 3. Metanauplius. a, dorsal aspect ( x 46); d, extended ca Stock Photo

RMT1H5A6–Discovery reports (1937) Discovery reports discoveryreports14inst Year: 1937 22 DISCOVERY REPORTS The carapace (Figs. 3 a, b) which envelops the anterior portion of the body and part of the abdomen is without marginal spines or processes. It is tucked in under the body posterolaterally, so that when it is dissected and flattened out (Fig. 3 d) the pos- terior portion is wider than the anterior. At the anterior margin of the body underneath the carapace a small pair of frontal sense organs can be distinguished. There are traces Fig. 3. Metanauplius. a, dorsal aspect ( x 46); d, extended ca

. Bulletin of the Brooklyn Entomological Society. Insects. Juncigi? Bulletin of the Brooklyn Entomological Society 51 the injury to the leaves caused by the feeding of both nymphs and adults. Monanthia coloradensis sp. nov. (Fig. i; b).—Form and color similar to that of M. labeculata Uhler, but considerably larger and more robust. Head short, with three blunt, very short, frontal spines. Bucculse large, prominent, coarsely pitted, closed in front. Antennae: basal segment strongly swollen, slightly curved outwards; second segment less swollen, slightly shorter than the first; third segment slen Stock Photo

RMRGJ0MN–. Bulletin of the Brooklyn Entomological Society. Insects. Juncigi? Bulletin of the Brooklyn Entomological Society 51 the injury to the leaves caused by the feeding of both nymphs and adults. Monanthia coloradensis sp. nov. (Fig. i; b).—Form and color similar to that of M. labeculata Uhler, but considerably larger and more robust. Head short, with three blunt, very short, frontal spines. Bucculse large, prominent, coarsely pitted, closed in front. Antennae: basal segment strongly swollen, slightly curved outwards; second segment less swollen, slightly shorter than the first; third segment slen

RM2JP8MCM–Common or European hedgehog (Erinaceus europaeus), a spiny mammal, seen close-up at the foot of a tree in Surrey, south-east England

. Decapod crustacea of Bermuda. Decapoda (Crustacea) -- Bermuda Islands. A. E. Verrill—Decapod Crustacea of Bcnnmln. l-'/i form has the carapace more strongly areolated and appears rougher, owing to the relatively larger granules and more elevated tuber- cles. The two frontal teeth are more acute and have a small lobe or shoulder on the outer edge, while those of C. Bairdii are obtuse at tips and have no lobe. The carapace has the posterior lateral spines sharper, longer, and farther back, in the Atlantic form, and the sides are more rapidly contracted behind the spines ; the crests of the ehe Stock Photo

RMPFFCJ8–. Decapod crustacea of Bermuda. Decapoda (Crustacea) -- Bermuda Islands. A. E. Verrill—Decapod Crustacea of Bcnnmln. l-'/i form has the carapace more strongly areolated and appears rougher, owing to the relatively larger granules and more elevated tuber- cles. The two frontal teeth are more acute and have a small lobe or shoulder on the outer edge, while those of C. Bairdii are obtuse at tips and have no lobe. The carapace has the posterior lateral spines sharper, longer, and farther back, in the Atlantic form, and the sides are more rapidly contracted behind the spines ; the crests of the ehe

. Fig. 30. A. Cornucopina grandis (Busk). 99.7.1.4541, Victoria (one of Goldstein's mounts) to show the relation of the spines to the ovicell for comparison with C. ovalis, Fig. 29 A. The connexion of the ovi- cells with the distal zooecia is shown by dotted lines. B-D. C. ovalis var. versa var.n. B, C. St. WS 871, off Patagonian Shelf. Frontal and basal views. D. St. WS 840, between Burdwood Bank and Patagonian Shelf. Basal avicularium as seen in a side view of the branch. bk. beak, c. cryptocyst, mdb. mandible. (Fig. 30 B-D) are rare. They are larger and stouter than those of the typical for Stock Photo

RMMCRC7F–. Fig. 30. A. Cornucopina grandis (Busk). 99.7.1.4541, Victoria (one of Goldstein's mounts) to show the relation of the spines to the ovicell for comparison with C. ovalis, Fig. 29 A. The connexion of the ovi- cells with the distal zooecia is shown by dotted lines. B-D. C. ovalis var. versa var.n. B, C. St. WS 871, off Patagonian Shelf. Frontal and basal views. D. St. WS 840, between Burdwood Bank and Patagonian Shelf. Basal avicularium as seen in a side view of the branch. bk. beak, c. cryptocyst, mdb. mandible. (Fig. 30 B-D) are rare. They are larger and stouter than those of the typical for

RF2DB11F6–Australian Thorny Devil, Moloch horridus, an ant-eating lizard, natural habitat in Kalbarri, Western Australia, frontal view

Neck Pain C5 6 Anterior and Posterior Cervical Decompression Surgery Stock Photo

RMADW6Y0–Neck Pain C5 6 Anterior and Posterior Cervical Decompression Surgery

Discovery reports (1943) Discovery reports discoveryreports22inst Year: 1943 m.av. Fig. 20. A. Caberea helicina sp.n. 97.5.1.335. Port Phillip. Fertile branch, cleaned with eau de javelle, side view. Contrast the obliquity of the frontal surface with the flat surface of C. zelandica, Fig. B. B.C. C zelandica (Gray). 33.3.10.1. Auckland, New Zealand. B. Fertile branch, side view. C. Frontal view. Many of the spines and avicularia are represented by scars. D. C. zelandica (Gray) 99.7-1 -889. New Zealand. Branch with enlarged marginal avicularia on one side and small ones on the other. All d Stock Photo

RMT1KD0J–Discovery reports (1943) Discovery reports discoveryreports22inst Year: 1943 m.av. Fig. 20. A. Caberea helicina sp.n. 97.5.1.335. Port Phillip. Fertile branch, cleaned with eau de javelle, side view. Contrast the obliquity of the frontal surface with the flat surface of C. zelandica, Fig. B. B.C. C zelandica (Gray). 33.3.10.1. Auckland, New Zealand. B. Fertile branch, side view. C. Frontal view. Many of the spines and avicularia are represented by scars. D. C. zelandica (Gray) 99.7-1 -889. New Zealand. Branch with enlarged marginal avicularia on one side and small ones on the other. All d

. Bulletin - United States National Museum. Science. LACEBUGS OF THE WORLD. frontal spines median spine occipital spines hood callus paranotum --T-. lateral carinae -1(4- median carina — costal area — discoidal area cephalic spines subcostal area sutural area elytron Figure 2.—Structures used in classification: Leptopharsa mira Drake and Hambleton, dorsal aspect. The offspring, from the neonate nymph to full maturity, are confined in closed, one-celled chambers. Only the genera Copium and Paracopium of the tingines are producers and dwellers in closed galls. These genera are represented in man Stock Photo

RMRG7ET7–. Bulletin - United States National Museum. Science. LACEBUGS OF THE WORLD. frontal spines median spine occipital spines hood callus paranotum --T-. lateral carinae -1(4- median carina — costal area — discoidal area cephalic spines subcostal area sutural area elytron Figure 2.—Structures used in classification: Leptopharsa mira Drake and Hambleton, dorsal aspect. The offspring, from the neonate nymph to full maturity, are confined in closed, one-celled chambers. Only the genera Copium and Paracopium of the tingines are producers and dwellers in closed galls. These genera are represented in man

. On the anatomy of vertebrates. Vertebrates; Anatomy, Comparative; 1866. 104 ANATOMY OF VERTEBRATES. The term ' cranium' might well be applied to the four neural arches collectively, figs. 76, 83 ; but would exclude some bones called ' cranial,' and include some called ' facial,' in Human Anatomy. In a side view of the naturally connected bones of those arches, such as is shown in the Carjj, fig. 83, the ujiper part of the cranium is formed by the neural spines called sujoer- occipital 3, parietal 7, frontal ii, and nasal 15; the lower part by the centrums called basioccipital i, basisphenoid Stock Photo

RMPG2K1C–. On the anatomy of vertebrates. Vertebrates; Anatomy, Comparative; 1866. 104 ANATOMY OF VERTEBRATES. The term ' cranium' might well be applied to the four neural arches collectively, figs. 76, 83 ; but would exclude some bones called ' cranial,' and include some called ' facial,' in Human Anatomy. In a side view of the naturally connected bones of those arches, such as is shown in the Carjj, fig. 83, the ujiper part of the cranium is formed by the neural spines called sujoer- occipital 3, parietal 7, frontal ii, and nasal 15; the lower part by the centrums called basioccipital i, basisphenoid

. / V Fig. 16. S. ciassiis. Elaphocaris 2, ventral. A, frontal sensor)' papilla; B, ocular papilla; C, maxillule; D, maxilla; E, maxillipede i; F, maxillipede 3. Fig. 17. S. crassus. Acanthosoma i; a, antenna; b, telson. Acanthosoma i (Fig. 17 a, b). Length 2-55 mm. Rostrum 0-85 mm. Rostrum very spiny, with large basal spine. Supraorbital spines very small. One pair of small lateral spines. Margin of carapace with a row of spinules continuous with the spinules of the lateral spine. Dorsal organ very small. No posterior dorsal spine. Abdominal somites with dorsal spines i and 2 smaller than 3-6 Stock Photo

RMMCTM49–. / V Fig. 16. S. ciassiis. Elaphocaris 2, ventral. A, frontal sensor)' papilla; B, ocular papilla; C, maxillule; D, maxilla; E, maxillipede i; F, maxillipede 3. Fig. 17. S. crassus. Acanthosoma i; a, antenna; b, telson. Acanthosoma i (Fig. 17 a, b). Length 2-55 mm. Rostrum 0-85 mm. Rostrum very spiny, with large basal spine. Supraorbital spines very small. One pair of small lateral spines. Margin of carapace with a row of spinules continuous with the spinules of the lateral spine. Dorsal organ very small. No posterior dorsal spine. Abdominal somites with dorsal spines i and 2 smaller than 3-6

RF2DB134C–Australian Thorny Devil, Moloch horridus, an ant-eating lizard, natural habitat in Kalbarri, Western Australia, frontal view

Back Surgery Anterior L4 5 Interbody Spinal Fusion Stock Photo

RMADW5X7–Back Surgery Anterior L4 5 Interbody Spinal Fusion

Discovery reports (1943) Discovery reports discoveryreports22inst Year: 1943 1 â 1 â 1 â I 0 I.I.I 0 A *5 mm. .1.1 J BC â 5mm. v.c Fig. 7. A, B. Menipea kempi sp.n. St. 1562. Marion Island. A. Bifurcation. B. Fertile zooecium. The little thick-walled chamber above the ovicell is not constantly present. C. M.flagellifera Busk. St. 1564. Prince Edward Island. Fertile zooecium. The position of the frontal avicularium is indicated with a dotted line. av.c. chamber of marginal avicularium, o. ovicell, r. rootlet. Spines: one very small spine on basal surface of outer distal corner, between mar Stock Photo

RMT1JE0R–Discovery reports (1943) Discovery reports discoveryreports22inst Year: 1943 1 â 1 â 1 â I 0 I.I.I 0 A *5 mm. .1.1 J BC â 5mm. v.c Fig. 7. A, B. Menipea kempi sp.n. St. 1562. Marion Island. A. Bifurcation. B. Fertile zooecium. The little thick-walled chamber above the ovicell is not constantly present. C. M.flagellifera Busk. St. 1564. Prince Edward Island. Fertile zooecium. The position of the frontal avicularium is indicated with a dotted line. av.c. chamber of marginal avicularium, o. ovicell, r. rootlet. Spines: one very small spine on basal surface of outer distal corner, between mar

Anterior Cervical Discectomy and Fusion with Application of Atlantis Hardware Stock Photo

RMADTRJ5–Anterior Cervical Discectomy and Fusion with Application of Atlantis Hardware

. Annals of the Carnegie Museum. Carnegie Museum; Carnegie Museum of Natural History; Natural history. Drake: The Genus Dicysta Champion. 271 2. Dicysta hoUandi n. sp. (Fig. i, a and h.) In general facies and shape of the elytra, very closely related to D. vitrea, but easily distinguishable by the structures mentioned in the key, the size of the hood, and shape of the inflated portion of median carina. Length 2.92 mm.; width 1.7 mm. Head with three frontal spines, the tips of the latter not quite reaching the middle of the first antennal segment. Antennse long and slender, the third segment sl Stock Photo

RMRMP1KP–. Annals of the Carnegie Museum. Carnegie Museum; Carnegie Museum of Natural History; Natural history. Drake: The Genus Dicysta Champion. 271 2. Dicysta hoUandi n. sp. (Fig. i, a and h.) In general facies and shape of the elytra, very closely related to D. vitrea, but easily distinguishable by the structures mentioned in the key, the size of the hood, and shape of the inflated portion of median carina. Length 2.92 mm.; width 1.7 mm. Head with three frontal spines, the tips of the latter not quite reaching the middle of the first antennal segment. Antennse long and slender, the third segment sl

Proposed C5-6 Anterior Cervical Discectomy and Fusion Stock Photo

RMADW1WE–Proposed C5-6 Anterior Cervical Discectomy and Fusion

Low Back Pain L5 S1 Continued Spinal Instability with Anterior Spinal Fusion Surgery Stock Photo

RMADW9N5–Low Back Pain L5 S1 Continued Spinal Instability with Anterior Spinal Fusion Surgery

Cervical Spine with Cut-Away View of Skull: Anterior View Stock Photo

RMADW0P6–Cervical Spine with Cut-Away View of Skull: Anterior View

Right Clavicle Fracture with Surgical Fixation Stock Photo

RMADW2M8–Right Clavicle Fracture with Surgical Fixation

C4-5 and C5-6 Anterior Cervical Discectomy and Fusion Procedure Stock Photo

RMADW3GD–C4-5 and C5-6 Anterior Cervical Discectomy and Fusion Procedure

. Fig. 20. A. Caberea helicina sp.n. 97.5.1.335. Port Phillip. Fertile branch, cleaned with eau de javelle, side view. Contrast the obliquity of the frontal surface with the flat surface of C. zelandica, Fig. B. B.C. C zelandica (Gray). 33.3.10.1. Auckland, New Zealand. B. Fertile branch, side view. C. Frontal view. Many of the spines and avicularia are represented by scars. D. C. zelandica (Gray) 99.7-1 -889. New Zealand. Branch with enlarged marginal avicularia on one side and small ones on the other. All drawn from dry specimens seen by reflected light, br. bar, f.av. frontal avicularium, f Stock Photo

RMMCRD15–. Fig. 20. A. Caberea helicina sp.n. 97.5.1.335. Port Phillip. Fertile branch, cleaned with eau de javelle, side view. Contrast the obliquity of the frontal surface with the flat surface of C. zelandica, Fig. B. B.C. C zelandica (Gray). 33.3.10.1. Auckland, New Zealand. B. Fertile branch, side view. C. Frontal view. Many of the spines and avicularia are represented by scars. D. C. zelandica (Gray) 99.7-1 -889. New Zealand. Branch with enlarged marginal avicularia on one side and small ones on the other. All drawn from dry specimens seen by reflected light, br. bar, f.av. frontal avicularium, f

Intermediate and Superficial Back Muscles Stock Photo

RMADTTJ8–Intermediate and Superficial Back Muscles

Embryology - Twelve 12 Week Old Fetus in Utero Stock Photo

RMADW1N8–Embryology - Twelve 12 Week Old Fetus in Utero

RMADTRGC–Stations of Presentation

RMADTRGA–Arteries of the Brain

C5-6 and C6-7 Anterior Cervical Discectomy and Spinal Fusion Stock Photo

RMADW2XF–C5-6 and C6-7 Anterior Cervical Discectomy and Spinal Fusion

. Bulletin - United States National Museum. Science. Figure 26.—Tkachtcarcinus spixulifer, male, holottpe, dorsal FiarRE 27.—Trachy- VIEW. X Us CARCINUS SPINU- UFER, MALE, HOLO- TTPE, OUTER MAX- ILLIPED, X 5 Measurements.—Male, holotype, length to base of frontal spines 26, width exclusive of spines 23.3, width inclusive of spines 34 mm. Larger carapace (20596), length to base of frontal spines 40.6, width exclusive of spines 38.6, width inclusive of spines (tips broken ^off) 50.4 mm. Range.—Gulf of Mexico, 324 to 347 fathoms. Material examined.—Gxi of Mexico; 1885; Albatross: SE. of Pensa- Stock Photo

RMRG5XP5–. Bulletin - United States National Museum. Science. Figure 26.—Tkachtcarcinus spixulifer, male, holottpe, dorsal FiarRE 27.—Trachy- VIEW. X Us CARCINUS SPINU- UFER, MALE, HOLO- TTPE, OUTER MAX- ILLIPED, X 5 Measurements.—Male, holotype, length to base of frontal spines 26, width exclusive of spines 23.3, width inclusive of spines 34 mm. Larger carapace (20596), length to base of frontal spines 40.6, width exclusive of spines 38.6, width inclusive of spines (tips broken ^off) 50.4 mm. Range.—Gulf of Mexico, 324 to 347 fathoms. Material examined.—Gxi of Mexico; 1885; Albatross: SE. of Pensa-

Central Nervous System Anatomy Brain with Spinal Cord and Peripheral Nerves Stock Photo

RMADTWR6–Central Nervous System Anatomy Brain with Spinal Cord and Peripheral Nerves

Anterior C5-6 Discectomy and Interbody Fusion Stock Photo

RMADW2HD–Anterior C5-6 Discectomy and Interbody Fusion

Iatrogenic Injury to Iliac Artery During L5-S1 Lumbar Spine Surgery Stock Photo

RMADW3P9–Iatrogenic Injury to Iliac Artery During L5-S1 Lumbar Spine Surgery

Bulletin of the Museum of Comparative Zoology at Harvard College . ad, the frontal carinae arebroadly curved at sides, the thorax is distinctly broader than thehead; the mesonotum is not distinctly separated from the epinotumand is more than twice as broad as long; in kaipi the frontal carinaeare narrowly curved, the thorax is barely broader than the head andthe mesonotum is less than twice as broad as long. The epinotaland petiolar spines of kaipi, as well as the humeral spines are verymuch longer than in scutuJatus. Polyrhachis nurita Emery, also closelyrelated, has the thorax proportionally Stock Photo

RM2AWFH35–Bulletin of the Museum of Comparative Zoology at Harvard College . ad, the frontal carinae arebroadly curved at sides, the thorax is distinctly broader than thehead; the mesonotum is not distinctly separated from the epinotumand is more than twice as broad as long; in kaipi the frontal carinaeare narrowly curved, the thorax is barely broader than the head andthe mesonotum is less than twice as broad as long. The epinotaland petiolar spines of kaipi, as well as the humeral spines are verymuch longer than in scutuJatus. Polyrhachis nurita Emery, also closelyrelated, has the thorax proportionally

Neck Surgery - C5 6 Anterior Cervical Discectomy and Spinal Fusion Stock Photo

RMADW5W8–Neck Surgery - C5 6 Anterior Cervical Discectomy and Spinal Fusion

Spine Surgery - C6 7 Anterior Cervical Discectomy Diskectomy and Spinal Fusion with Synthes Plate Stock Photo

RMADW7H7–Spine Surgery - C6 7 Anterior Cervical Discectomy Diskectomy and Spinal Fusion with Synthes Plate

Indian forest insects of economic importance Coleoptera . covered with deep punctures ; a small bunch of brightM-lliiw hair is placed at the centre of the epistoma, and smaller onesat the apical frontal angles near the insertion of the mandibles. Thoraxoblmig, a very short basal median line with eleven large poresirregularly placed on either side ; with very fine transverse striae onposterior parts, the median area being smooth. Elytra with veryMn.n-ly raised longitudinal ridges, which starting from the basebecome stronger as they approach the apex, and are prolonged intoshorl l>lunt spines Stock Photo

RM2AJFRND–Indian forest insects of economic importance Coleoptera . covered with deep punctures ; a small bunch of brightM-lliiw hair is placed at the centre of the epistoma, and smaller onesat the apical frontal angles near the insertion of the mandibles. Thoraxoblmig, a very short basal median line with eleven large poresirregularly placed on either side ; with very fine transverse striae onposterior parts, the median area being smooth. Elytra with veryMn.n-ly raised longitudinal ridges, which starting from the basebecome stronger as they approach the apex, and are prolonged intoshorl l>lunt spines

Spine Surgery L4 5 and L5 S1 Anterior Lumbar Spinal Fusion Procedure Stock Photo

RMADWAJ4–Spine Surgery L4 5 and L5 S1 Anterior Lumbar Spinal Fusion Procedure

The Tanganyika problem; an account of the researches undertaken concerning the existence of marine animals in Central Africa . ionsexhibiting an irregular series of small, slightly oblique and granular ridges. Post-frontal crest distinct, with median notch and partial lateral interruptions, but notextending to margins. Antero-lateral margins shorter than postero-lateral, armedwith 2-3 spines, in addition to that at the outer angle of the orbit. Second joint ofantenna extending to under border of front, and bearing a short flagellum. Cheli-peds in the male unequal, subequal in the female ; meru Stock Photo

RM2AKK4R1–The Tanganyika problem; an account of the researches undertaken concerning the existence of marine animals in Central Africa . ionsexhibiting an irregular series of small, slightly oblique and granular ridges. Post-frontal crest distinct, with median notch and partial lateral interruptions, but notextending to margins. Antero-lateral margins shorter than postero-lateral, armedwith 2-3 spines, in addition to that at the outer angle of the orbit. Second joint ofantenna extending to under border of front, and bearing a short flagellum. Cheli-peds in the male unequal, subequal in the female ; meru

Spinal Fusion Surgery C5 6 Disc Herniation with Anterior Cervical Discectomy (Diskectomy) and Fusion Stock Photo

RMADW4XB–Spinal Fusion Surgery C5 6 Disc Herniation with Anterior Cervical Discectomy (Diskectomy) and Fusion

Smithsonian miscellaneous collections . Interior parietal , esterier parietal.Upper posttemporaS oral ./ Post orbital Cleithral... - -Supplemental preep. First preopercu/ar Second to fifthpreoperculajr Preorbiial Suborbital Fig. I.—Side view of the head of Scorpaena pluviieri showing the spines andtheir nomenclature as used in this paper. Semidiagrammatic. Drawn by MildredH. Carrington. Up&rcul^r.- Upper posttempor&L . 1| -i LLower posttemporaL Post&yior p^rieta.1. Anterior parieta.L Pt&rotic. ... ... ?L Frontal-^ V ^ Sphenotic. ....... - .- .^ rostocula.r. Oupraocu/ar- .rrec7cu/<ar. . -. Stock Photo

RM2AWRMJD–Smithsonian miscellaneous collections . Interior parietal , esterier parietal.Upper posttemporaS oral ./ Post orbital Cleithral... - -Supplemental preep. First preopercu/ar Second to fifthpreoperculajr Preorbiial Suborbital Fig. I.—Side view of the head of Scorpaena pluviieri showing the spines andtheir nomenclature as used in this paper. Semidiagrammatic. Drawn by MildredH. Carrington. Up&rcul^r.- Upper posttempor&L . 1| -i LLower posttemporaL Post&yior p^rieta.1. Anterior parieta.L Pt&rotic. ... ... ?L Frontal-^ V ^ Sphenotic. ....... - .- .^ rostocula.r. Oupraocu/ar- .rrec7cu/<ar. . -.

Spine Surgery C5 6 Herniated Disc with Anterior Cervical Discectomy Diskectomy and Spinal Fusion Procedure Stock Photo

RMADW5K7–Spine Surgery C5 6 Herniated Disc with Anterior Cervical Discectomy Diskectomy and Spinal Fusion Procedure

A treatise on zoology . and jaws of Diwli/lirhthys pii )wtiih(ti(x, Kaiip. riij, angular ; ar, articular ; d, dentary ;fr, frontal; hm, hyomandibular ; iop, interopercular ; mp, inesopterygoid ; mt, metapterygoid ;MX, maxilla; op, opercular; pmt, preiuaxilla; pop, preopercular ; prf, prefrontal ; pt, pterygoid ;pff, postfroutal; pto, pterotic ; q, quadrate ; sop, sul)opercular ; ?>!/, syinplectic. separate angular. The spines of the anterior vertebrae are bifid. Thesupraclavicle is usually oblique (Fig. 452, A). A. In which the crushing beak is very massive, the skull is broadened,and the h Stock Photo

RM2AJ7RC0–A treatise on zoology . and jaws of Diwli/lirhthys pii )wtiih(ti(x, Kaiip. riij, angular ; ar, articular ; d, dentary ;fr, frontal; hm, hyomandibular ; iop, interopercular ; mp, inesopterygoid ; mt, metapterygoid ;MX, maxilla; op, opercular; pmt, preiuaxilla; pop, preopercular ; prf, prefrontal ; pt, pterygoid ;pff, postfroutal; pto, pterotic ; q, quadrate ; sop, sul)opercular ; ?>!/, syinplectic. separate angular. The spines of the anterior vertebrae are bifid. Thesupraclavicle is usually oblique (Fig. 452, A). A. In which the crushing beak is very massive, the skull is broadened,and the h

C4-5 and C5-6 Disc Herniations with Discectomies and Spinal Fusion Procedures Stock Photo

RMADW7K2–C4-5 and C5-6 Disc Herniations with Discectomies and Spinal Fusion Procedures

Comminuted and Compound Right Lower Leg Fractures (Pilon Fracture) Stock Photo

RMADTTN0–Comminuted and Compound Right Lower Leg Fractures (Pilon Fracture)

Methods of Lumbar Pain Management Stock Photo

RMADTTH1–Methods of Lumbar Pain Management

This stock medical illustration shows a cut away view of the uterus in the eighth month (third trimester) of pregnancy . Stock Photo

RMBA09EC–This stock medical illustration shows a cut away view of the uterus in the eighth month (third trimester) of pregnancy .

RMADTRPA–Cross-Section Through Neck

Back Surgery - L4-5 and L5-S1 Laminectomy, Discectomy and Spinal Fusion Stock Photo

RMADW2YB–Back Surgery - L4-5 and L5-S1 Laminectomy, Discectomy and Spinal Fusion

Marine isopods collected in the Philippines by the U.S fisheries steamer Albatross in 1907-08 . eamer Albatross.The type is in the U. S. National Museum. Cat. No. 38963.This species is very similar to Iolella spinosa (Harger), and differschiefly from that species in lacking spines on the dorsal surface ofthe body. Genus RHACURA, new.Head without rostrum, but with a triangular median frontal proc-ess. Lateral margins of head with two triangular processes; eyessmall, but distinct. First pair of antennae with a peduncle of threearticles and a multi-articulate flagellum; second pair of antenna?wit Stock Photo

RM2AJ3E2K–Marine isopods collected in the Philippines by the U.S fisheries steamer Albatross in 1907-08 . eamer Albatross.The type is in the U. S. National Museum. Cat. No. 38963.This species is very similar to Iolella spinosa (Harger), and differschiefly from that species in lacking spines on the dorsal surface ofthe body. Genus RHACURA, new.Head without rostrum, but with a triangular median frontal proc-ess. Lateral margins of head with two triangular processes; eyessmall, but distinct. First pair of antennae with a peduncle of threearticles and a multi-articulate flagellum; second pair of antenna?wit

RMADTRGB–Cerebral Arteriograms

Brain with Arterial Supply, Anterior Cut-away View Stock Photo

RMADTWRF–Brain with Arterial Supply, Anterior Cut-away View

$. Outlines of zoology. Fig. 329.—External appearance of tortoise. prix. Fig. 330.—Skull of turtle. S.O.^ supra-occipital;/^^., parietal; i?V?., frontal; P.F., pre-frontal; PO.F.y post-frontal; SQ.^ squamosal; PMX., pie-maxilla; MX., maxilla; /., jugal; Q.J., quadrato^ugal; Q.,quadrate; D,j dentary; AN,, angular; AR., articular; S.,surangular. shelter of which the head and neck, tail and limbs, can bemore or less retracted. The dorsal carapace is usually formed 6i4 REPTILIA. from—(a) the flattened neural spines {plus dermal scutes);(b) expanded and more or less coalesced ribs {plus costaldermal Stock Photo$

RM2AGC8Y8–. Outlines of zoology. Fig. 329.—External appearance of tortoise. prix. Fig. 330.—Skull of turtle. S.O.^ supra-occipital;/^^., parietal; i?V?., frontal; P.F., pre-frontal; PO.F.y post-frontal; SQ.^ squamosal; PMX., pie-maxilla; MX., maxilla; /., jugal; Q.J., quadrato^ugal; Q.,quadrate; D,j dentary; AN,, angular; AR., articular; S.,surangular. shelter of which the head and neck, tail and limbs, can bemore or less retracted. The dorsal carapace is usually formed 6i4 REPTILIA. from—(a) the flattened neural spines {plus dermal scutes);(b) expanded and more or less coalesced ribs {plus costaldermal

C4-5 and C5-6 Anterior Cervical Discectomy and Fusion Stock Photo

RMADW3TA–C4-5 and C5-6 Anterior Cervical Discectomy and Fusion

. Bulletin - United States National Museum. ow tuberclelike knobs, greatly lower than gillfilaments. Frontal ridges, also parietal, occipital and postocular with rows ofsmall spines or spinules. Two divergent spinescent ridges on opercle.Suborbital stay with spinescent edges and two long spines at angle NEW PHILIPPINE FISHES—FOWLER 73 of preopercle. Lateral line with 26 large spines, much larger thanthose on head. D. VI—15, i, third 3% in head, first ray of second fin 3%, lastray 6%; A. 16, i, second ray 3, last ray 6%; caudal 2%, elongate,convex behind; least depth of caudal peduncle lO1/^; p Stock Photo

RM2AG3478–. Bulletin - United States National Museum. ow tuberclelike knobs, greatly lower than gillfilaments. Frontal ridges, also parietal, occipital and postocular with rows ofsmall spines or spinules. Two divergent spinescent ridges on opercle.Suborbital stay with spinescent edges and two long spines at angle NEW PHILIPPINE FISHES—FOWLER 73 of preopercle. Lateral line with 26 large spines, much larger thanthose on head. D. VI—15, i, third 3% in head, first ray of second fin 3%, lastray 6%; A. 16, i, second ray 3, last ray 6%; caudal 2%, elongate,convex behind; least depth of caudal peduncle lO1/^; p

L4-5, L5-S1 Anterior Discectomies and Fusion with BAK cages Stock Photo

RMADW7H9–L4-5, L5-S1 Anterior Discectomies and Fusion with BAK cages

RM2CDCD8D–. The Tanganyika problem; an account of the researches undertaken concerning the existence of marine animals in Central Africa . ionsexhibiting an irregular series of small, slightly oblique and granular ridges. Post-frontal crest distinct, with median notch and partial lateral interruptions, but notextending to margins. Antero-lateral margins shorter than postero-lateral, armedwith 2-3 spines, in addition to that at the outer angle of the orbit. Second joint ofantenna extending to under border of front, and bearing a short flagellum. Cheli-peds in the male unequal, subequal in the female ; me

Spine Surgery C5 6 and C6 7 Disc Herniations with Two Level Discectomy Diskectomy and Spinal Fusion Stock Photo

RMADW5KD–Spine Surgery C5 6 and C6 7 Disc Herniations with Two Level Discectomy Diskectomy and Spinal Fusion

Anatomy of the Skeletal System Stock Photo

RMADW7K7–Anatomy of the Skeletal System

L4-5 Anterior Lumbar Spinal Fusion Surgery Stock Photo

RMADTTTA–L4-5 Anterior Lumbar Spinal Fusion Surgery

Correct vs. Incorrect Insertion of Subclavian Catheter Stock Photo

RMADTTT9–Correct vs. Incorrect Insertion of Subclavian Catheter

. Fishes. Fishes. 222 The Holocephali, or Chimaeras and the huge jet-black ChimcBra purpurascens in Hawaii and Japan. None of these species are valued as food, but all impress the spectator with their curious forms. The fossil ChimcErida, although numerous from Triassic times and referred to several genera, are known chiefly by their teeth with occasional fin-spines, frontal holders, or impressions of parts of the skeleton. The earhest of chimasroid remains has. Fw. 158.—Elephant-fish, Chimcera colliei Lay & Bennett. Monterey. been described by Dr. Charles D. Walcott * from Ordovician or L Stock Photo

RMRDPDEP–. Fishes. Fishes. 222 The Holocephali, or Chimaeras and the huge jet-black ChimcBra purpurascens in Hawaii and Japan. None of these species are valued as food, but all impress the spectator with their curious forms. The fossil ChimcErida, although numerous from Triassic times and referred to several genera, are known chiefly by their teeth with occasional fin-spines, frontal holders, or impressions of parts of the skeleton. The earhest of chimasroid remains has. Fw. 158.—Elephant-fish, Chimcera colliei Lay & Bennett. Monterey. been described by Dr. Charles D. Walcott * from Ordovician or L

RMADTTK7–Rupture of Brain Aneurysm

Blood Flow from the Aorta - Artery Circulation of the Legs Stock Photo

RMADTTR9–Blood Flow from the Aorta - Artery Circulation of the Legs

Normal Anatomy of the Mitral (Bicuspid) Valve of the Heart Stock Photo

RMADTRX8–Normal Anatomy of the Mitral (Bicuspid) Valve of the Heart

Anatomy of the Abdominal Blood Vessels Stock Photo

RMADTRW6–Anatomy of the Abdominal Blood Vessels

Classic Smith-Robinson Anterior Cervical Discectomy and Fusion Stock Photo

RMADTWK8–Classic Smith-Robinson Anterior Cervical Discectomy and Fusion

Crohn's Disease and Adhesions with Bowel Removal Surgery Stock Photo

RMADTTK2–Crohn's Disease and Adhesions with Bowel Removal Surgery

Anterior Lumbar Discectomy with Artificial Disc Replacement Stock Photo

RMADTTJA–Anterior Lumbar Discectomy with Artificial Disc Replacement

. Bulletin - United States National Museum. Science. Heterooecium are shown below. Rhammatopora, Ohar'ixa, and Distelo- pora all of Lang, 1915, are placed here doubtfully. Genus HETEROOECIUM Hincks, 1892 Electrinidae in which there is an acanthostegous ovicell and the opercular valve is situated at the proximal end of the ovicell. Genotype.—Heterooecium amplectens Hincks, 1881. Recent. The acanthostegous ovicell is a space comprised between the frontal and the united hollow spines on the median line. Genus TENDRA Nordman, 1839 Like Heterooecium but the opercular valve is situated at the distal Stock Photo

RMRG74XE–. Bulletin - United States National Museum. Science. Heterooecium are shown below. Rhammatopora, Ohar'ixa, and Distelo- pora all of Lang, 1915, are placed here doubtfully. Genus HETEROOECIUM Hincks, 1892 Electrinidae in which there is an acanthostegous ovicell and the opercular valve is situated at the proximal end of the ovicell. Genotype.—Heterooecium amplectens Hincks, 1881. Recent. The acanthostegous ovicell is a space comprised between the frontal and the united hollow spines on the median line. Genus TENDRA Nordman, 1839 Like Heterooecium but the opercular valve is situated at the distal

Ankle Fracture - Broken Left Fibula with Fixation Stock Photo

RMADTTGD–Ankle Fracture - Broken Left Fibula with Fixation

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