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écaille

Partie anatomique

217 image(s) · 21 Actualités

Galerie d'images

Line drawings of the holotype skull of Spatulidentatus breviceps (GMG10) as preserved in its flattened and distorted state. At left is a grayscale version indicating general regions and anatomy (skull [upper jaw, skull roof, mandible], teeth, palate, and cervical bones), with the external nares (ext. nares) and orbit labeled. At right is a color-coded version distinguishing each skull bone with a different color. Both skulls are to the same scale; scale bar=5 cm.

Line drawings of the holotype skull of Spatulidentatus breviceps (GMG10) as preserved in its flattened and distorted state. At left is a grayscale version indicating general regions and anatomy (skull [upper jaw, skull roof, mandible], teeth, palate, and cervical bones), with the external nares (ext. nares) and orbit labeled. At right is a color-coded version distinguishing each skull bone with a different color. Both skulls are to the same scale; scale bar=5 cm.

os écaille dessin holotype +3
Caudal vertebrae of Xiangyunloong fengming. (a–d) Cd3 in (a) lateral, (b) anterior, (c) posterior, and (d) ventral views. (e) Cd5–10? in lateral view. (f) Cd12–18? in lateral view. Abbreviations: ns, neural spine; poz, postzygapophysis; prz, prezygapophysis; su, sulcus; tp, transverse process. Scale bar equals 5 cm.
Taxons Xiangyunloong

Caudal vertebrae of Xiangyunloong fengming. (a–d) Cd3 in (a) lateral, (b) anterior, (c) posterior, and (d) ventral views. (e) Cd5–10? in lateral view. (f) Cd12–18? in lateral view. Abbreviations: ns, neural spine; poz, postzygapophysis; prz, prezygapophysis; su, sulcus; tp, transverse process. Scale bar equals 5 cm.

écaille Xiangyunloong
Hypothetical Plesiolophus skull reconstruction with known elements in white. Missing elements in grey. Scale bar 20 cm.

Hypothetical Plesiolophus skull reconstruction with known elements in white. Missing elements in grey. Scale bar 20 cm.

écaille Plesiolophus crâne
Specimens of Galleonosaurus dorisae n. gen. n. sp. from the Flat Rocks Sandstone in the upper Barremian, Wonthaggi Formation, Gippsland Basin, southeastern Australia: (1–2) holotype (NMV P229196), left maxilla in lateral (1) and medial (2) views; (3) NMV P208178, left maxilla in lateral view; (4) NMV P212845, left maxilla in lateral view; (5) NMV P209977, left maxilla in lateral view; (6) NMV P186440, left maxilla in lateral view; (7) NMV 208113, right maxillary tooth in labial view. Scale bars = 10 mm (1–6); 1 mm (7).
Taxons Galleonosaurus

Specimens of Galleonosaurus dorisae n. gen. n. sp. from the Flat Rocks Sandstone in the upper Barremian, Wonthaggi Formation, Gippsland Basin, southeastern Australia: (1–2) holotype (NMV P229196), left maxilla in lateral (1) and medial (2) views; (3) NMV P208178, left maxilla in lateral view; (4) NMV P212845, left maxilla in lateral view; (5) NMV P209977, left maxilla in lateral view; (6) NMV P186440, left maxilla in lateral view; (7) NMV 208113, right maxillary tooth in labial view. Scale bars = 10 mm (1–6); 1 mm (7).

écaille dent Australie Barrémien +4
Skeletal restoration of Byronosaurus jaffei. Scale bar = 10cm
Taxons Byronosaurus

Skeletal restoration of Byronosaurus jaffei. Scale bar = 10cm

écaille Byronosaurus
Dorsal vertebra (IVPP V156AI) of Sanpasaurus.

(A) Anterior view; (B) posterior view; (C) dorsal view; (D) left lateral view; (E) right lateral view. Abbreviations: cdf, centrodiapophyseal fossa; cpol, centropostzygapophyseal lamina; lar, lateral ridge; ms, midline septum; pp, parapophyses; prpl, prezygoparapophyseal lamina; prz, prezygapophyses; tprl, intraprezygapophyseal lamina. Scale bars equal 5 cm. Photographs by B.W.M. and C.S.overbite.
Taxons Sanpasaurus

Dorsal vertebra (IVPP V156AI) of Sanpasaurus. (A) Anterior view; (B) posterior view; (C) dorsal view; (D) left lateral view; (E) right lateral view. Abbreviations: cdf, centrodiapophyseal fossa; cpol, centropostzygapophyseal lamina; lar, lateral ridge; ms, midline septum; pp, parapophyses; prpl, prezygoparapophyseal lamina; prz, prezygapophyses; tprl, intraprezygapophyseal lamina. Scale bars equal 5 cm. Photographs by B.W.M. and C.S.overbite.

écaille vertèbre Sanpasaurus
Figure 4: Savannasaurus elliottorum gen. et sp. nov., holotype specimen AODF 660. (a–e) Dorsal vertebrae (left lateral view). (f) Sacrum (ventral view). (g,h) Caudal vertebrae (left lateral view). (i) Left coracoid (lateral view). (j) Right sternal plate (ventral view). (k) Left radius (posterior view). (l) Right metacarpal III (anterior view). (m) Left astragalus (anterior view). (n) Coossified right and left pubes (anterior view). A number of ribs were preserved but have been omitted for clarity. Scale bar = 500 mm. [N.b.: the right sternal plate is misidentified [1] and is actually a left sternal plate.]
Taxons Savannasaurus

Figure 4: Savannasaurus elliottorum gen. et sp. nov., holotype specimen AODF 660. (a–e) Dorsal vertebrae (left lateral view). (f) Sacrum (ventral view). (g,h) Caudal vertebrae (left lateral view). (i) Left coracoid (lateral view). (j) Right sternal plate (ventral view). (k) Left radius (posterior view). (l) Right metacarpal III (anterior view). (m) Left astragalus (anterior view). (n) Coossified right and left pubes (anterior view). A number of ribs were preserved but have been omitted for clarity. Scale bar = 500 mm. [N.b.: the right sternal plate is misidentified [1] and is actually a left sternal plate.]

écaille holotype spécimen Savannasaurus
Photograph of a holotype (AMNH FARB 5764) vertebra of the sauropod Amphicoelias (Cope, 1878). A is the anterior view; B is the right lateral view; C is the posterior view; D is the left lateral view; E is the ventral view (with anterior surface toward the top). Blue polygon in C obscures hand used to brace the fragile vertebra for photography. Scale bar equals 10 centimetres.
Abbreviations: acpl, anterior centroparapophyseal lamina; cpol, centropostzygapophyseal lamina; cprl, centroprezygapophyseal lamina; d, diapophysis; hs, hyposphene; lspol, lateral spinopostzygapophyseal lamina; mspol, medial spinopostzygapophyseal lamina; p, parapophysis; pcdl, posterior centrodiapophyseal lamina; pcpl, posterior centroparapophyseal lamina; podl, postzygodiapophyseal lamina; prsl, prespinal lamina; spdl, spinodiapophyseal lamina; sprl, spinoprezygapophyseal lamina; tpol, interpostzygapophyseal lamina.
Taxons Amphicoelias

Photograph of a holotype (AMNH FARB 5764) vertebra of the sauropod Amphicoelias (Cope, 1878). A is the anterior view; B is the right lateral view; C is the posterior view; D is the left lateral view; E is the ventral view (with anterior surface toward the top). Blue polygon in C obscures hand used to brace the fragile vertebra for photography. Scale bar equals 10 centimetres. Abbreviations: acpl, anterior centroparapophyseal lamina; cpol, centropostzygapophyseal lamina; cprl, centroprezygapophyseal lamina; d, diapophysis; hs, hyposphene; lspol, lateral spinopostzygapophyseal lamina; mspol, medial spinopostzygapophyseal lamina; p, parapophysis; pcdl, posterior centrodiapophyseal lamina; pcpl, posterior centroparapophyseal lamina; podl, postzygodiapophyseal lamina; prsl, prespinal lamina; spdl, spinodiapophyseal lamina; sprl, spinoprezygapophyseal lamina; tpol, interpostzygapophyseal lamina.

écaille vertèbre holotype Amphicoelias
Azhdarcho sp., ZIN PH 56/43, distal fragment of a right ulna in proximal (a), ventral (b), posterior (c), dorsal (d), anterior (e), and distal (f, stereopair) views. This specimen is from the Tyulkili locality in the northeastern Aral Sea region of Kazakhstan; Zhirkindek Formation, Upper Cretaceous (upper Turonian – Coniacian). Abbreviations: das, dorsal articulation surface; ft, groove for flexor tendon; tub, tuberculum; vf, ventral fovea. Scale bar is 10 mm.
Taxons Azhdarcho

Azhdarcho sp., ZIN PH 56/43, distal fragment of a right ulna in proximal (a), ventral (b), posterior (c), dorsal (d), anterior (e), and distal (f, stereopair) views. This specimen is from the Tyulkili locality in the northeastern Aral Sea region of Kazakhstan; Zhirkindek Formation, Upper Cretaceous (upper Turonian – Coniacian). Abbreviations: das, dorsal articulation surface; ft, groove for flexor tendon; tub, tuberculum; vf, ventral fovea. Scale bar is 10 mm.

écaille Kazakhstan Coniacien Crétacé +4
Illustration of the holotype frontal bone of Albertavenator curriei TMP 1993.105.0001 in dorsal view. Scale bar is 5mm.
Taxons Albertavenator

Illustration of the holotype frontal bone of Albertavenator curriei TMP 1993.105.0001 in dorsal view. Scale bar is 5mm.

os écaille holotype Albertavenator
(C) Eucnemesaurus entaxonis (BP/1/6234). Right pes in dorsal view taken from McPhee et al. (2015b). Digit IV is indicated. Scales are 5 cm.
Taxons Eucnemesaurus

(C) Eucnemesaurus entaxonis (BP/1/6234). Right pes in dorsal view taken from McPhee et al. (2015b). Digit IV is indicated. Scales are 5 cm.

écaille Eucnemesaurus
The probable azhdarchid trace fossil Haenamichnus uhangriensis. A, the 7.3 m trackway CNUPH.P9; B, H. uhangriensis holotype (CNUPH.P2), manus (top) and pes (bottom) prints. Scale bars represent 1 m (A) and 100 mm (B).
Taxons Haenamichnus

The probable azhdarchid trace fossil Haenamichnus uhangriensis. A, the 7.3 m trackway CNUPH.P9; B, H. uhangriensis holotype (CNUPH.P2), manus (top) and pes (bottom) prints. Scale bars represent 1 m (A) and 100 mm (B).

écaille fossile holotype Azhdarchidae +1
natural silicone cast of the holotype of Lycorhinus angustidens (UCRC PVC10). Abbreviations: 3-10 dentary tooth 3-10 Fa-j tooth-to-tooth wear facet a-j f accessory facet. Scale bars equal 1 cm in C and 3 cm in D.
Taxons Lycorhinus

natural silicone cast of the holotype of Lycorhinus angustidens (UCRC PVC10). Abbreviations: 3-10 dentary tooth 3-10 Fa-j tooth-to-tooth wear facet a-j f accessory facet. Scale bars equal 1 cm in C and 3 cm in D.

écaille dent moulage holotype +1
Holotype material of Rebbachisaurus garasbae. A Dorsal vertebra (MNHN-MRS 1957) in anterior view and (B) lateral view. C Scapula (MNHN-MRS 1957) in lateral view. Scale bar equals 30 cm. Abbreviations: ac fo acromial fossa ac no acromial notch nc neural canal med spol medial spinopostzygapophyseal lamina.
Taxons Rebbachisaurus

Holotype material of Rebbachisaurus garasbae. A Dorsal vertebra (MNHN-MRS 1957) in anterior view and (B) lateral view. C Scapula (MNHN-MRS 1957) in lateral view. Scale bar equals 30 cm. Abbreviations: ac fo acromial fossa ac no acromial notch nc neural canal med spol medial spinopostzygapophyseal lamina.

écaille vertèbre holotype Rebbachisaurus
"Postcranial sauropod remains from the Arruda Sub-basin: 1-6 and 8-17, lectotype material of Lourinhasaurus alenquerensis (Moinho do Carmo), middle-to-posterior cervical centrum (MG 30373) in left view (1), fused sacral neural spines (MG 30376) in left view (2), dorsal centrum (MG 4956) in left view (3), anterior caudal neural spine (MG 30374) in posterior (4) and anterior (5) views, anterior caudal centrum (MG 4956) in anterior view (6), middle dorsal neural spine (MG 30384) in posterior view (8), left ischium (MG 4957) in lateral view (9), posterior cervical neural spine (MG 30379) in right view (10), left scapula and coracoids (MG 5780) in lateral view (11), left astragalus (MG 30375) in proximal view (12), left pubis (MG 4970) in lateral view (13), left tibia (MG 4983) in anterior view (14), left fibula (MG 4984) in lateral view (15), left humerus (MG 2) in anterior view (16) and left femur (MG 4931) in posterior view (17); 7, Neosauropoda indet., partial dorsal centrum (MG 4799, Castanheira) in right view. Black scale bar: 10 cm. See Anatomical abbreviations for abbreviations."
Taxons Lourinhasaurus

"Postcranial sauropod remains from the Arruda Sub-basin: 1-6 and 8-17, lectotype material of Lourinhasaurus alenquerensis (Moinho do Carmo), middle-to-posterior cervical centrum (MG 30373) in left view (1), fused sacral neural spines (MG 30376) in left view (2), dorsal centrum (MG 4956) in left view (3), anterior caudal neural spine (MG 30374) in posterior (4) and anterior (5) views, anterior caudal centrum (MG 4956) in anterior view (6), middle dorsal neural spine (MG 30384) in posterior view (8), left ischium (MG 4957) in lateral view (9), posterior cervical neural spine (MG 30379) in right view (10), left scapula and coracoids (MG 5780) in lateral view (11), left astragalus (MG 30375) in proximal view (12), left pubis (MG 4970) in lateral view (13), left tibia (MG 4983) in anterior view (14), left fibula (MG 4984) in lateral view (15), left humerus (MG 2) in anterior view (16) and left femur (MG 4931) in posterior view (17); 7, Neosauropoda indet., partial dorsal centrum (MG 4799, Castanheira) in right view. Black scale bar: 10 cm. See Anatomical abbreviations for abbreviations."

humérus écaille Lourinhasaurus Neosauropoda +1
Figure 24: Reconstruction of Kwanasaurus williamparkeri.
(A) Skeletal reconstruction with elements based on individuals of varied sizes, all scaled under the assumption that Kwanasaurus is proportioned similarly to Silesaurus. (B) Life reconstruction. Scale bars = 10 cm, given for probable largest specimen (DMNH EPV.34579) and one of the smallest specimens (DMNH EPV.63139).
Taxons Kwanasaurus

Figure 24: Reconstruction of Kwanasaurus williamparkeri. (A) Skeletal reconstruction with elements based on individuals of varied sizes, all scaled under the assumption that Kwanasaurus is proportioned similarly to Silesaurus. (B) Life reconstruction. Scale bars = 10 cm, given for probable largest specimen (DMNH EPV.34579) and one of the smallest specimens (DMNH EPV.63139).

écaille spécimen Kwanasaurus Silesaurus
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écaille Dinosauria Hadrosauria Magnapaulia
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