Annals of the South African Museum, Volume 56The Museum, 1971 - Natural history |
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Page 237
... Frontal tuberosities Frontals smooth 5 . Prefrontal bosses Prefrontal bosses absent or weak 6 . Longitudinal snout ridges Snout smooth 7 . Frontal and facial plane meet Frontal and facial planes smoothly at angle rounded Species with ...
... Frontal tuberosities Frontals smooth 5 . Prefrontal bosses Prefrontal bosses absent or weak 6 . Longitudinal snout ridges Snout smooth 7 . Frontal and facial plane meet Frontal and facial planes smoothly at angle rounded Species with ...
Page 249
... frontal plane . However , the premaxillary plane is much more strongly developed in mcCaigi than in declivis , the plane in declivis being 86 % of the skull length over the reference plane , while in mcCaigi this figure becomes 103 ...
... frontal plane . However , the premaxillary plane is much more strongly developed in mcCaigi than in declivis , the plane in declivis being 86 % of the skull length over the reference plane , while in mcCaigi this figure becomes 103 ...
Page 253
... frontal tuberosities on the skull roof . The nasal region of the skull roof is not preserved , making it impossible to determine the presence of a frontonasal ridge . It does none the less seem justifiable to regard Prolystrosaurus as ...
... frontal tuberosities on the skull roof . The nasal region of the skull roof is not preserved , making it impossible to determine the presence of a frontonasal ridge . It does none the less seem justifiable to regard Prolystrosaurus as ...
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