Annals of the South African Museum, Volume 64The Museum, 1974 - Natural history |
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Page 152
... lower postcanine teeth , while a step in front of the articula- tion surface of the articular condyle prevented excessive sliding over the quadrate . In Lystrosaurus ( Crompton & Hotton 1967 ; Cluver 1971 ) the anterior symphyseal ...
... lower postcanine teeth , while a step in front of the articula- tion surface of the articular condyle prevented excessive sliding over the quadrate . In Lystrosaurus ( Crompton & Hotton 1967 ; Cluver 1971 ) the anterior symphyseal ...
Page 178
... lower jaw of A.100 and its teeth are exposed only on the lateral side , while the lower teeth of H. tucki , though visible in both aspects , are well exposed only on the medial side . Even so , the alleged identity is easy to disprove ...
... lower jaw of A.100 and its teeth are exposed only on the lateral side , while the lower teeth of H. tucki , though visible in both aspects , are well exposed only on the medial side . Even so , the alleged identity is easy to disprove ...
Page 187
... lower stratigraphical position . Our conclusions may be summarized as follows : 1. All three specimens considered ... lower jaw of A.100 did in fact belong to the same individual as the other skull elements , or even to the same species ...
... lower stratigraphical position . Our conclusions may be summarized as follows : 1. All three specimens considered ... lower jaw of A.100 did in fact belong to the same individual as the other skull elements , or even to the same species ...
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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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