Annals of the South African Museum, Volume 56The Museum, 1971 - Natural history |
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Page 27
... groups are again about equally represented but in greatly reduced numbers , whereas the Dicynodontia are now very abundant . The carnivores are represented by three groups – the Anteosauria , Gorgonopsia and Therocephalia , with the ...
... groups are again about equally represented but in greatly reduced numbers , whereas the Dicynodontia are now very abundant . The carnivores are represented by three groups – the Anteosauria , Gorgonopsia and Therocephalia , with the ...
Page 238
... groups ' . THE SEXUAL DIMORPHISM PROBLEM The fact that all specimens of Lystrosaurus examined fall naturally into either one or the other of the two ' species groups ' suggests two possibilities , namely , that either there were two ...
... groups ' . THE SEXUAL DIMORPHISM PROBLEM The fact that all specimens of Lystrosaurus examined fall naturally into either one or the other of the two ' species groups ' suggests two possibilities , namely , that either there were two ...
Page 240
... groups of Lystrosaurus . It was found that of 20 skulls thus examined , 16 fell into group A ( Broom's males ) and only one into group B ( Broom's females ) . Of three skulls of more uncertain affinities , one probably belongs in group ...
... groups of Lystrosaurus . It was found that of 20 skulls thus examined , 16 fell into group A ( Broom's males ) and only one into group B ( Broom's females ) . Of three skulls of more uncertain affinities , one probably belongs in 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