Annals of the South African Museum, Volume 64The Museum, 1974 - Natural history |
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Page 195
... calcaneum have become depressed and the distal tarsalia are reduced to two or three . The astragalus and calcaneum may become fused , and are attached to the tibia and fibula . The distal surfaces of the astragalus and calcaneum become ...
... calcaneum have become depressed and the distal tarsalia are reduced to two or three . The astragalus and calcaneum may become fused , and are attached to the tibia and fibula . The distal surfaces of the astragalus and calcaneum become ...
Page 196
... calcaneum ' intertarsal ' ( p . 93 ) . Schaeffer ( 1941 : 442 ) considered the crocodiloid tarsus unique , yet noted the similarity between that of Protosuchus and Aetosaurus . He analysed the motion as a 45 ° rotation of calcaneum on ...
... calcaneum ' intertarsal ' ( p . 93 ) . Schaeffer ( 1941 : 442 ) considered the crocodiloid tarsus unique , yet noted the similarity between that of Protosuchus and Aetosaurus . He analysed the motion as a 45 ° rotation of calcaneum on ...
Page 207
... calcaneum , and although not fused , the two bones are deeply interlocked . In addition to the deep notch in the centre of the astragalus below the fibular socket there are two rounded processes which project into sockets in the calcaneum ...
... calcaneum , and although not fused , the two bones are deeply interlocked . In addition to the deep notch in the centre of the astragalus below the fibular socket there are two rounded processes which project into sockets in the calcaneum ...
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