Annals of the South African Museum, Volume 64The Museum, 1974 - Natural history |
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Page 32
... Dimetrodon , 3. Watongia , 4. gorgonop- sian . E. Ulna : 1. Dimetrodon ( Romer 1956 ) , 2. Watongia , 3. Gorgonops ( Broili & Schroeder 1935 ) , 4. Aelurognathus ( Boonstra 1934 ) , 5. Lycaenops ( Colbert 1948 ) . F. Humerus : 1 ...
... Dimetrodon , 3. Watongia , 4. gorgonop- sian . E. Ulna : 1. Dimetrodon ( Romer 1956 ) , 2. Watongia , 3. Gorgonops ( Broili & Schroeder 1935 ) , 4. Aelurognathus ( Boonstra 1934 ) , 5. Lycaenops ( Colbert 1948 ) . F. Humerus : 1 ...
Page 39
... Dimetrodon . Its basic characteristics relate to a food chain in which terrestrial reptiles , caseids and captorhinids , occupy the role of secondary producers . Predators include varanopsids , and haptodontine - sphenacodontine ...
... Dimetrodon . Its basic characteristics relate to a food chain in which terrestrial reptiles , caseids and captorhinids , occupy the role of secondary producers . Predators include varanopsids , and haptodontine - sphenacodontine ...
Page 67
... Dimetrodon and the gorgonopsians that the jugular canal is separated by a bony wall from the labyrinthic cavity . If the floccular fossa was shallow in pelycosaurs and the first anomodonts , it is , however , difficult to discern a ...
... Dimetrodon and the gorgonopsians that the jugular canal is separated by a bony wall from the labyrinthic cavity . If the floccular fossa was shallow in pelycosaurs and the first anomodonts , it is , however , difficult to discern a ...
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