Annals of the South African Museum, Volume 56The Museum, 1971 - Natural history |
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Page 150
... dicynodonts separates the premaxilla from the palatine . The ventral surface of the vomer , flush with the surrounding palatal bones in pelycosaurs , has been affected by the dorsal arching of the palatines , and in typical dicynodonts ...
... dicynodonts separates the premaxilla from the palatine . The ventral surface of the vomer , flush with the surrounding palatal bones in pelycosaurs , has been affected by the dorsal arching of the palatines , and in typical dicynodonts ...
Page 260
... 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 these ...
... 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 these ...
Page 265
... dicynodonts . A second effect that simple snout deepening would have on the dicynodont masticatory cycle would be ... dicynodonts , the second group developed prominent ridges and bosses on the snout and dorsal skull roof . In each group ...
... dicynodonts . A second effect that simple snout deepening would have on the dicynodont masticatory cycle would be ... dicynodonts , the second group developed prominent ridges and bosses on the snout and dorsal skull roof . In each group ...
Contents
South African Museum Cape Town | 21 |
A review of previous work | 54 |
Origin of the Tapinocephalus zone reptilian fauna | 62 |
Copyright | |
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Common terms and phrases
animals anomodont Anteosaurus anteriorly assemblage Baard's Quarry basicranial axis basioccipital basisphenoid Beaufort bones Boonstra Bradysaurus braincase Broom Bushmen caniniform Cape collected condyle cranial curvatus Daptocephalus dentary deposits described Dicynodon testudirostris dicynodonts Dinocephalia dinocephalian dorsal edge Emydops external adductor muscle fauna fenestra flange foramen fossa fossils frontal frontonasal ridge genera genus geol Gorgonopsia groove groups Haughton Hendey horizon horn cores Incertae sedis interpterygoidal Jonkeria Karoo Langebaanweg lateral Lond Lystrosaurus Lystrosaurus declivis mammals mandible masticatory cycle maxilla mcCaigi median Moschops murrayi musculature nasal Nharo obliquus capitis occipital orbitosphenoid palatine pareiasaurian pareiasaurs Permian plane Pleistocene posterior posteriorly premaxilla presphenoid Pristerognathus Proc pterygoid quadrate region reptiles Reptilia Seeley septum skeleton skin skull roof snout South African Museum species squamosal steenbok Struthiocephalus surface Tapinocephalus zone teeth therapsids therocephalian Titanosuchus traps Triassic Triassic dicynodonts tusk Varswater bed vertebrates whaitsi zool Х Х Х