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249 results for “archosaurs”
Fig. 6 in The Early Evolution Of Archosaurs: Relationships And The Origin Of Major Clades
Fig. 6. Archosauriform stem and node clade names used in this study. Circles 5 nodes; chevrons 5 stem groups.
Fig. 5 in The Early Evolution Of Archosaurs: Relationships And The Origin Of Major Clades
Fig. 5. Recent hypotheses of the phylogenetic relationships of basal Dinosauria: A, Novas (1996); B, Ezcurra (2006); C, Langer and Benton (2006); D, Irmis et al. (2007a). Suprageneric taxa are in bold.
Fig. 4 in The Early Evolution Of Archosaurs: Relationships And The Origin Of Major Clades
Fig. 4. Phylogenetic relationships of basal Crocodylomorpha: A, Clark in Benton and Clark (1988); B, Wu and Chatterjee (1993); C, Clark et al. (2000); D, Sereno and Wild (1992); E, Parrish (1991); F, Clark et al. (2004). Suprageneric taxa are in bold.
Fig. 9. A in The Early Evolution Of Archosaurs: Relationships And The Origin Of Major Clades
Fig. 9. A, The skull of Ticinosuchus ferox (PIZ T2817) with highlighted cranial elements (modified from Krebs 1965). The gray ''piece'' actually belongs underneath the piece with the left maxilla. B, Corrected skull of Ticinosuchus with the incorrectly placed piece removed. See appendix for anatomical abbreviations. Scale bar 5 10 cm.
Fig. 29 in The Early Evolution Of Archosaurs: Relationships And The Origin Of Major Clades
Fig. 29. The sacrum of archosauriforms: A, right ilium of Massospondylus (BP/1/4934) in medial view; B, left sacral ribs of Massospondylus (BP/1/4934) in lateral view (reversed); C, sacrum of Massospondylus (BP/1/4934) in ventral view (reversed); D, right sacral ribs of Arizonasaurus babbitti (MSM 4590) in lateral view; E, coelophysoid sacrum (NMMNH 31661) in left lateral view; F, sacrum of Arizonasaurus babbitti (MSM 4590) in right lateral view; G, sacrum of Proterosuchus fergusi (NM QR 1484) in dorsolateral view. Abbreviations: 19, 1st primary sacral vertebra/rib; 29, 2nd primary sacral vertebra/rib; i, insertion. Arrow indicates anterior direction. Numbers refer to character states. See appendix for anatomical abbreviations. Scale bars 5 1 cm.
Fig. 2 in The Early Evolution Of Archosaurs: Relationships And The Origin Of Major Clades
Fig. 2. Phylogenetic relationships of basal Archosauriformes based on the matrix of Benton (1999): A, Benton (1999); B, Benton (2004); C, Nesbitt and Norell (2006); Nesbitt (2007). Suprageneric taxa are in bold.
Fig. 16 in The Early Evolution Of Archosaurs: Relationships And The Origin Of Major Clades
Fig. 16. Skulls of basal archosauriforms in lateral view: A, Prolacerta broomi in lateral view; B, Erythrosuchus africanus in lateral view; C, Smilosuchus gregorii in lateral view; D, Proterosuchus fergusi in lateral view; E, Chanaresuchus bonapartei in lateral view; F, Euparkeria capensis in dorsal view. Numbers refer to character states. Scale bars 5 5 cm B–D and 1 cm in A, E, F.
Fig. 12 in The Early Evolution Of Archosaurs: Relationships And The Origin Of Major Clades
Fig. 12. Skull reconstructions of crocodylomorph archosaur terminal taxa: A, Sphenosuchus acutus in lateral and B, dorsal views; redrawn from Walker (1990); C, Protosuchus richardsoni in lateral and D, dorsal views; modified from Crompton and Smith (1980); E, Dromicosuchus grallator in lateral view; based on UNC 15574. See appendix for anatomical abbreviations. Scale bars 5 1 cm.
Fig. 11 in The Early Evolution Of Archosaurs: Relationships And The Origin Of Major Clades
Fig. 11. Skull reconstructions of ''rauisuchian'' archosaur terminal taxa: A, Rauisuchus triradentes in lateral view; based on (BSP AS XXV-60-121); B, Polonosuchus silesiacus in lateral view; redrawn from Sulej (2005); C, Postosuchus kirkpatricki in lateral view; modified from Chatterjee (1985); D, Saurosuchus galilei in lateral and E, dorsal views; redrawn from Alcober (2000); F, Batrachotomus kuperferzellensis in lateral and G, dorsal views; redrawn from Gower (1999). Shaded areas indicate incomplete preservation. See appendix for anatomical abbreviations. Scale bars 5 5 cm in C–G and 1 cm in A–B.
Fig. 1 in The Early Evolution Of Archosaurs: Relationships And The Origin Of Major Clades
Fig. 1. Phylogenetic relationships of basal Archosauriformes: A, Gauthier (1984); B, Benton and Clark
Fig. 28 in The Early Evolution Of Archosaurs: Relationships And The Origin Of Major Clades
Fig. 28. Vertebrae and ribs of archosauriforms: A, anterior cervical vertebra of a coelophysoid (AMNH FR 2701) in anterior (left) and left lateral (right); B, axis centrum of Postosuchus alisonae (UNC 15575) in ventral view; C, anterior cervical vertebra of Postosuchus alisonae (UNC 15575) in lateral view; D, atlas, axis, and anterior cervical vertebrae of Heterodontosaurus tucki (SAM-K-1332) in left lateral view; E, atlas and axis of Lewisuchus admixtus (UNLR 01) in left lateral view; F, posterior cervical vertebra of Riojasuchus tenuisceps (PVL 3827) in left lateral view; G, posterior cervical neural spine of Postosuchus alisonae (UNC 15575) in dorsal view; H, posterior cervical neural spine of Arizonasaurus babbitti (MSM 4590) in left lateral view; I, dorsal vertebra of Fasolasuchus tenax (PVL 3850) in posterior view; J, cervical rib of Smilosuchus gregorii (USNM 18313) in dorsolateral view; K, middle caudal vertebrae of Ticinosuchus ferox (PIZ T2817) in left lateral view. Anterior direction to the left. Numbers refer to character states. See appendix for anatomical abbreviations. Scale bars 5 1 cm.
Fig. 27 in The Early Evolution Of Archosaurs: Relationships And The Origin Of Major Clades
Fig. 27. Left dentary of Silesaurus opolensis (ZPAL Ab III/437/1) in A, lateral, and B, medial views. Numbers refer to character states. Scale bar 5 2 cm.
Fig. 35 in The Early Evolution Of Archosaurs: Relationships And The Origin Of Major Clades
Fig. 35. Distal portion of the pubis of paracrocodylomorphs displaying a posteriorly expanded distal end (283-1): A–E, distal end of the pubis in lateral (upper) and distal (lower) views. A, Batrachotomus kuperferzellensis (SMNS 80279) Note: the plaster surrounding the obturator foramen was erased in this figure; B, Hesperosuchus agilis (AMNH FR 6758); C, Postosuchus alisonae (UNC 15575); D, Arizonasaurus babbitti (MSM 4590); E, Poposaurus gracilis (TMM 43683-1). Arrow indicates anterior direction and dotted line identifies the midline. Numbers refer to character states. Scale bars 5 5 cm in A, C, and 1 cm in B, D–E.
Fig. 25 in The Early Evolution Of Archosaurs: Relationships And The Origin Of Major Clades
Fig. 25. Photographs of the palepbral of Postosuchus (UCMP 140035) in A, dorsal, B, lateral, and C, ventral views. A line drawing of the ventral view of UCMP 140035 is presented in D, highlighting the complex articular surfaces and the large circular element in the center of the palpebral; E, reconstruction of dorsal view of Postosuchus kirkpatricki by Chatterjee (1985) illustrating the palpebral and its relationship to other skull bones. The gray color highlights the palpebral in the reconstruction. Arrow indicates anterior direction. Numbers refer to character states. See appendix for anatomical abbreviations. Scale bars 5 1 cm.
Fig. 15 in The Early Evolution Of Archosaurs: Relationships And The Origin Of Major Clades
Fig. 15. Maxillae of archosauriforms: A, left maxilla of Postosuchus kirkpatricki (TTU-P 9000) in lateral view; B, left maxilla of Xilousuchus sapingensis (IVPP V 6026) in lateral view; C, partial maxillae of Sphenosuchus acutus (SAM 3014) in ventral view highlighting the palatal processes of the maxillae; D, left maxilla of Euparkeria capensis (SAM K 6047) in lateral view. The rest of the skull has been removed in the figure for comparison purposes; E, left maxilla of Fasolasuchus tenax (PVL 3851) in medial view; F, close up of the posterior maxillary teeth of CM 29894 (referred to as Hesperosuchus ''agilis''). Numbers refer to character states. Arrow indicates anterior direction. Scale bars 5 1 cm in B–D, F and 5 cm in A, E.
Fig. 23 in The Early Evolution Of Archosaurs: Relationships And The Origin Of Major Clades
Fig. 23. The braincase of basal archosaurs in lateral view: A, reconstruction of the braincase of Sphenosuchus acutus; redrawn from Walker (1990); B, close-up of the ear region of Sphenosuchus acutus; redrawn from Walker (1990); C, reconstruction the braincase of Stagonolepis robertsoni; redrawn from Walker (1990); D, reconstruction the braincase of Silesaurus opolensis; redrawn from Dzik (2003); E, reconstruction the braincase of Coelophysis rhodesiensis; redrawn from Raath (1969). Numbers refer to character states. See appendix for anatomical abbreviations.
Fig. 36 in The Early Evolution Of Archosaurs: Relationships And The Origin Of Major Clades
Fig. 36. Archosauriform ischia: A, ischia of Effigia okeeffeae (AMNH FR 30587) in dorsal view; B, ischia of Postosuchus kirkpatricki (TTU-P 9000) in dorsal (top) and lateral (bottom) views; C, left ischium of Batrachotomus kuperferzellensis (SMNS 80268) in medial view; D, right ischium of a coelophysoid (NMMNH 29047) in lateral view; E, right ischium of Plateosaurus engelhardti (AMNH FR 2107) in lateral view. Arrow indicates anterior direction and dotted line identifies the midline. Numbers refer to character states. See appendix for anatomical abbreviations. Scale bars 5 5 cm.
Fig. 42 in The Early Evolution Of Archosaurs: Relationships And The Origin Of Major Clades
Fig. 42. Fourth distal tarsal of archosauriforms: A–E, elements in lateral (left), proximal (middle), and medial (right) views; A, right 4th distal tarsal of Revueltosaurus callenderi (PEFO 34561); B, right 4th distal tarsal of Postosuchus alisonae (UNC 15575); C, left 4th distal tarsal of Hesperosuchus ''agilis'' (YPM 41198); D, left 4th distal tarsal of Alligator mississippiensis (AMNH unnumbered); E, left 4th distal tarsal of Phytosauria (AMNH FR 3001); F, right 4th tarsal of Coelophysis (UCMP 129618) in dorsal view; G, right 4th tarsal of Saturnalia tupiniquim (MCP 3844-PV) in dorsal view; H, right tarsals of Dimorphodon macronyx in dorsal view. Scale bars 5 1 cm.
Fig. 22 in The Early Evolution Of Archosaurs: Relationships And The Origin Of Major Clades
Fig. 22. Archosaur ectopterygoids: A, the right ectopterygoid of Postosuchus kirkpatricki (TTU-P 9002) in dorsal view; B, the left ectopterygoid of Allosaurus fragilis (AMNH FR 600) in dorsal and C, ventral view; D, the left ectopterygoid of Plateosaurus engelhardti (AMNH FR 6810) in posterodorsal and ventral E, view. Arrow indicates anterior direction. Numbers refer to character states. See appendix for anatomical abbreviations. Scale bars 5 1 cm.
Fig. 20 in The Early Evolution Of Archosaurs: Relationships And The Origin Of Major Clades
Fig. 20. Skulls of avian-line archosaurs in lateral view: A, Lesothosaurus dianosticus in lateral view; B, Plateosaurus engelhardti in lateral view; C, Herrerasaurus ischigualastensis in lateral view; D, Coelophysis bauri in lateral view. Numbers refer to character states. Scale bars 5 1 cm.
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Allen Brain Atlas
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Annotated Behaviour and Observability Dataset (ABODe)
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