Annals of the South African Museum, Volume 64The Museum, 1974 - Natural history |
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Page 200
... dorsal process is 42 mm high and dips medially 11 ° , the H : B index is 65. The dorsal cm Fig . 5. Halticosaurus liliensterni , type . Anterior view of left astragalus and distal end of tibia . process is thick ( 16 mm ) and in lateral ...
... dorsal process is 42 mm high and dips medially 11 ° , the H : B index is 65. The dorsal cm Fig . 5. Halticosaurus liliensterni , type . Anterior view of left astragalus and distal end of tibia . process is thick ( 16 mm ) and in lateral ...
Page 203
... dorsal process down . The ligamentary pit is near the base of the dorsal process . Figure 1b , an anterior view , shows a low dorsal process with an external vertical ridge curving ventro- medially from the summit . The lateral face of ...
... dorsal process down . The ligamentary pit is near the base of the dorsal process . Figure 1b , an anterior view , shows a low dorsal process with an external vertical ridge curving ventro- medially from the summit . The lateral face of ...
Page 215
... dorsal process which is sunk into the tibia . The calcaneum is large and may be free or fused . This tarsus undergoes little change from late Triassic to late Cretaceous and does not seem to have given rise to any other line . The ...
... dorsal process which is sunk into the tibia . The calcaneum is large and may be free or fused . This tarsus undergoes little change from late Triassic to late Cretaceous and does not seem to have given rise to any other line . The ...
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