Annals of the South African Museum, Volume 64The Museum, 1974 - Natural history |
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Page 12
... Exoccipital As a result of the slight downward displacement of the supraoccipital bone , the exoccipital of each side has been pushed a small degree backwards . On the right side the contacting faces of the supraoccipital and exoccipital ...
... Exoccipital As a result of the slight downward displacement of the supraoccipital bone , the exoccipital of each side has been pushed a small degree backwards . On the right side the contacting faces of the supraoccipital and exoccipital ...
Page 13
... exoccipital and the opisthotic is regained briefly so that the jugular foramen is entirely surrounded by those two bones . The ventral region of the exoccipital expands , particularly laterally , so that it forms a broad base resting ...
... exoccipital and the opisthotic is regained briefly so that the jugular foramen is entirely surrounded by those two bones . The ventral region of the exoccipital expands , particularly laterally , so that it forms a broad base resting ...
Page 141
... exoccipital , the condyle of which lies in the most posterior plane of the skull . Medially the exoccipital carries a short , blunt process for the proatlas on the margin of the foramen magnum , and laterally it terminates in the inner ...
... exoccipital , the condyle of which lies in the most posterior plane of the skull . Medially the exoccipital carries a short , blunt process for the proatlas on the margin of the foramen magnum , and laterally it terminates in the inner ...
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