Annals of the South African Museum, Volume 64The Museum, 1974 - Natural history |
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Page 147
... 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 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 the ...
Page 151
... dentary and , possibly , surangular as the main insertion areas of this muscle , and suggest that a portion may have extended a short way down the medial side of the mandible . Of interest in this connection is the fact that in ...
... dentary and , possibly , surangular as the main insertion areas of this muscle , and suggest that a portion may have extended a short way down the medial side of the mandible . Of interest in this connection is the fact that in ...
Page 176
... dentary to undergo extensive wear while those on the right dentary of the same animal remain virtually unworn ! He also ignores the fact that the exposure of the Red Beds at Paballong ( neither Haughton nor Thulborn localized their ...
... dentary to undergo extensive wear while those on the right dentary of the same animal remain virtually unworn ! He also ignores the fact that the exposure of the Red Beds at Paballong ( neither Haughton nor Thulborn localized their ...
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 | 27 |
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 Lycorhinus Lycorhinus angustidens Lystrosaurus maxilla maxillaire medial Moschorhinidae Moschorhinus moyennement multituberculate museau occipital Olson opisthotic ornithischian palate parietal pelycosaurs Permian Permien supérieur pineal 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 Sigogneau skull roof sousorbitaire South African Museum specimen squamosal stapes supraoccipital surface suture tarsus teeth terrestrial therapsids Thulborn tibia Tigrisuchus Triassic upper horizontal groove ventral vertebrates vomer Watongia Whaitsiidae zone à Cistecephalus