Annals of the South African Museum, Volume 56The Museum, 1971 - Natural history |
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Page 237
... plane at angle to premaxil- lary palatal plane . Excavated facet on stapes . While all specimens share the above characteristics , the following varia- tions appear to be significant : I. 2 . Extent of premaxillary and maxillary snout ...
... plane at angle to premaxil- lary palatal plane . Excavated facet on stapes . While all specimens share the above characteristics , the following varia- tions appear to be significant : I. 2 . Extent of premaxillary and maxillary snout ...
Page 247
... plane which extends over the intertemporal region up to the frontal bosses , a frontal plane which slopes forward and down from the frontal bosses to the frontonasal ridge , and a premaxillary plane , generally referred to as the facial ...
... plane which extends over the intertemporal region up to the frontal bosses , a frontal plane which slopes forward and down from the frontal bosses to the frontonasal ridge , and a premaxillary plane , generally referred to as the facial ...
Page 249
... plane . The species resembles declivis in that the facial surface slopes forward and down from its junction with the frontal plane . However , the premaxillary plane is much more strongly developed in mcCaigi than in declivis , the plane ...
... plane . The species resembles declivis in that the facial surface slopes forward and down from its junction with the frontal plane . However , the premaxillary plane is much more strongly developed in mcCaigi than in declivis , the plane ...
Contents
BEAUFORT BEDS OF THE KAROO | 2 |
A review of previous work | 22 |
The nonreptilian elements in the fauna and the flora | 29 |
Copyright | |
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animals Anteosaurus anteriorly articular Baard's Quarry basicranial axis basioccipital basisphenoid bone Boné & Singer Boonstra Bovidae Bradysaurus braincase Broom Bushmen Cape condyle cranial Daptocephalus dentary deposits described Dicynodon testudirostris dicynodonts Dinocephalia dinocephalian Emydops Equus Ewer external adductor muscle Family fenestra foramen fossa fossils frontal frontonasal ridge genera genus Gorgonopsia groove groups Haughton Hendey Hipparion horizon horn cores Incertae sedis inserted interpterygoidal Jonkeria Karoo Kingoria Kleinzee Langebaanweg Langebaanweg fauna Lystrosaurus Lystrosaurus declivis mammalian mammals mandible masticatory cycle maxilla median Moschops murrayi musculature nasal Nharo obliquus capitis occipital Olduvai orbitosphenoid ossification palatal rim palatine pareiasaurs Permian Pleistocene Pliocene posterior posteriorly premaxilla present presphenoid Pristerodon prootic pterygoid quadrate Quarry assemblage referred region represented reptiles septum shoreline skull roof snout South African Museum species specimens squamosal Struthiocephalus surface Tapinocephalus Tapinocephalus zone teeth therapsids therocephalian Titanosuchus trap tusk Varswater bed vertebrates