Annals of the South African Museum, Volume 56The Museum, 1971 - Natural history |
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Page 178
... ossification . Furthermore , the new median element in the Neotherida does not arise anterior to the presphenoid as would be expected , but in fact between the presphenoid and basisphenoid . The latter bone is now restricted to the ...
... ossification . Furthermore , the new median element in the Neotherida does not arise anterior to the presphenoid as would be expected , but in fact between the presphenoid and basisphenoid . The latter bone is now restricted to the ...
Page 179
... ossification , he uses the term septosphenoid of Camp ( 1942 ) . He states that the wings of the orbitosphenoid should be regarded as the ossified planum supraseptale . For an interpretation of the elements in Lystrosaurus it must be ...
... ossification , he uses the term septosphenoid of Camp ( 1942 ) . He states that the wings of the orbitosphenoid should be regarded as the ossified planum supraseptale . For an interpretation of the elements in Lystrosaurus it must be ...
Page 262
... ossification in the basicranial axis of all vertebrates is incorrect , and that the four ossifications which appear to be present in the therapsid basicranial axis were inherited by certain mammals , such as those described by De Beer ...
... ossification in the basicranial axis of all vertebrates is incorrect , and that the four ossifications which appear to be present in the therapsid basicranial axis were inherited by certain mammals , such as those described by De Beer ...
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