Annals of the South African Museum, Volume 64The Museum, 1974 - Natural history |
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Page 147
... edge of the dentary widens , and a wide , shallow dentary groove is formed . The medial wall of this groove rises posteriorly as a sharp blade ( med.r. , Fig . 3c ) forming the medial edge of the dorsal dentary surface . Below this sharp ...
... edge of the dentary widens , and a wide , shallow dentary groove is formed . The medial wall of this groove rises posteriorly as a sharp blade ( med.r. , Fig . 3c ) forming the medial edge of the dorsal dentary surface . Below this sharp ...
Page 201
... edge , fits into a socket in the tibia . The tibial sulcus does not extend behind that for the fibula , as it does in Allosaurus , indicating that the distal end of the tibia lacks the great a cm 10 сто C d Fig . 6. Dilophosaurus ...
... edge , fits into a socket in the tibia . The tibial sulcus does not extend behind that for the fibula , as it does in Allosaurus , indicating that the distal end of the tibia lacks the great a cm 10 сто C d Fig . 6. Dilophosaurus ...
Page 214
... edge slants dorsomedially and is concave . The lateral edge slopes ventrolaterally and ends above the pit for the calcaneum . The upper horizontal groove is but weakly developed medially and is entirely absent laterally where the dorsal ...
... edge slants dorsomedially and is concave . The lateral edge slopes ventrolaterally and ends above the pit for the calcaneum . The upper horizontal groove is but weakly developed medially and is entirely absent laterally where the dorsal ...
Contents
Scientific papers of L D Boonstra | 3 |
The braincase and associated structures of the cotylosaur reptile Procolophon triconiceps | 11 |
On the source of therapsids by E C OLSON | 47 |
Copyright | |
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Common terms and phrases
Africa antérieure anteriorly astragalus basioccipital basisphenoid bone Boonstra bord braincase Broom calcaneum canal canine caniniform Chronofauna Cistecephaloides Cistecephalus complexe para-basisphénoïde condyle cranial crête cynodonts dentary dicynodonts Dimetrodon distal dorsal process edge Eodicynodon être exoccipital fauna fenestra ovalis fenêtre foramen Formation forms fossa fossil frontal genera genus Gondwana Gorgonops gorgonopsians H:B index Haughton Heterodontosaurus holotype Karroo Kawingasaurus kitchingi Kombuisia l'opisthotique late Cretaceous lateral lower jaw Lycorhinus Lycorhinus angustidens Lystrosaurus maxilla maxillaire medial Moschorhinidae moyennement multituberculate museau occipital Olson opisthotic ornithischian palate parietal paroccipital pelycosaurs Permian Permien supérieur Pisanosaurus postcanine postérieure posterior posteriorly postorbital pr.q.Pt premaxilla prémaxillaire premaxillary preparietal primitive processus carré Procolophon prootic prootique pterygoid ptérygoïde quadrate région reptiles Reptilia ridge Romer SAN DIEGO Sigogneau skull roof sousorbitaire specimen squamosal stapes supraoccipital surface suture tarsus teeth terrestrial therapsids Thulborn tibia Triassic upper horizontal groove ventral vertebrates vomer Watongia Whaitsiidae zone à Cistecephalus