Annals of the South African Museum, Volume 56The Museum, 1971 - Natural history |
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Page 64
... therapsids so that we still do not know any of the first forms of this order . Between the therapsids and the morphologically more primitive pelycosaurs and cotylosaurs of the northern hemisphere we still have a morphological gap . The ...
... therapsids so that we still do not know any of the first forms of this order . Between the therapsids and the morphologically more primitive pelycosaurs and cotylosaurs of the northern hemisphere we still have a morphological gap . The ...
Page 157
... therapsid genus , should add to our knowledge of the therapsids as a whole . Since an abundance of specimens in a good state of preservation was available for this study , and since the majority of these could be extensively prepared ...
... therapsid genus , should add to our knowledge of the therapsids as a whole . Since an abundance of specimens in a good state of preservation was available for this study , and since the majority of these could be extensively prepared ...
Page 262
... therapsids is lost in some mammal groups ( Broom's Palaeotherida ) . It may therefore be concluded that Roux's ( 1947 ) statement that there are but three centres of ossification in the basicranial axis of all vertebrates is incorrect ...
... therapsids is lost in some mammal groups ( Broom's Palaeotherida ) . It may therefore be concluded that Roux's ( 1947 ) statement that there are but three centres of ossification in the basicranial axis of all vertebrates is incorrect ...
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