Annals of the South African Museum, Volume 56The Museum, 1971 - Natural history |
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Page 260
... Triassic dicynodonts , it seems reasonable to accept that genera such as Lystrosaurus , Kannemeyeria , Placerias , Stahlekeria and most probably also Tetragonias and Dinodontosaurus arose from a single Permian ancestral group , and that ...
... Triassic dicynodonts , it seems reasonable to accept that genera such as Lystrosaurus , Kannemeyeria , Placerias , Stahlekeria and most probably also Tetragonias and Dinodontosaurus arose from a single Permian ancestral group , and that ...
Page 265
... Permian dicynodonts . Consequently , although the palatal surface is relatively lower , the size of the gape in Lystrosaurus remains comparable to that of typical dicynodonts . A second effect that simple snout deepening would have on ...
... Permian dicynodonts . Consequently , although the palatal surface is relatively lower , the size of the gape in Lystrosaurus remains comparable to that of typical dicynodonts . A second effect that simple snout deepening would have on ...
Page 269
... Triassic dicynodonts compared . Mem . Univ . Calif . 13 : 305–341 . CAMP , C. L. & WELLES , S. P. 1956. Triassic dicynodont reptiles . Part I. The North American genus Placerias . Mem . Univ . Calif . 13 : 255-304 . CAVE , A. J. E. ...
... Triassic dicynodonts compared . Mem . Univ . Calif . 13 : 305–341 . CAMP , C. L. & WELLES , S. P. 1956. Triassic dicynodont reptiles . Part I. The North American genus Placerias . Mem . Univ . Calif . 13 : 255-304 . CAVE , A. J. E. ...
Contents
BEAUFORT BEDS OF THE KAROO | 2 |
A review of previous work | 22 |
The nonreptilian elements in the fauna and the flora | 29 |
Copyright | |
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animals Anteosaurus anteriorly articular Baard's Quarry basicranial axis basioccipital basisphenoid bone Boné & Singer Boonstra Bovidae Bradysaurus braincase Broom Bushmen Cape condyle cranial Daptocephalus dentary deposits described Dicynodon testudirostris dicynodonts Dinocephalia dinocephalian Emydops Equus Ewer external adductor muscle Family fenestra foramen fossa fossils frontal frontonasal ridge genera genus Gorgonopsia groove groups Haughton Hendey Hipparion horizon horn cores Incertae sedis inserted interpterygoidal Jonkeria Karoo Kingoria Kleinzee Langebaanweg Langebaanweg fauna Lystrosaurus Lystrosaurus declivis mammalian mammals mandible masticatory cycle maxilla median Moschops murrayi musculature nasal Nharo obliquus capitis occipital Olduvai orbitosphenoid ossification palatal rim palatine pareiasaurs Permian Pleistocene Pliocene posterior posteriorly premaxilla present presphenoid Pristerodon prootic pterygoid quadrate Quarry assemblage referred region represented reptiles septum shoreline skull roof snout South African Museum species specimens squamosal Struthiocephalus surface Tapinocephalus Tapinocephalus zone teeth therapsids therocephalian Titanosuchus trap tusk Varswater bed vertebrates