Annals of the South African Museum, Volume 56The Museum, 1971 - Natural history |
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Page 175
... basisphenoid ( Figs 2 , 12 ) . However , it is clear that a well developed basipterygoid process makes contact with the footplate of the epipterygoid laterally ( Figs 3 , 4 : BPT.PROC . ) , and that a broad parabasi- sphenoid sheet ...
... basisphenoid ( Figs 2 , 12 ) . However , it is clear that a well developed basipterygoid process makes contact with the footplate of the epipterygoid laterally ( Figs 3 , 4 : BPT.PROC . ) , and that a broad parabasi- sphenoid sheet ...
Page 261
... basisphenoid , presphenoid and mesethmoid . Further- more , it is concluded that a further ossification , the orbitosphenoid , has second- arily invaded the basicranial axis . Broom ( 1927 ) concluded that the therapsid basicranial axis ...
... basisphenoid , presphenoid and mesethmoid . Further- more , it is concluded that a further ossification , the orbitosphenoid , has second- arily invaded the basicranial axis . Broom ( 1927 ) concluded that the therapsid basicranial axis ...
Page 262
... basisphenoid and in all likelihood arose in a cartilage derived from the fused trabeculae . From this same cartilage the dorsally situated mesethmoid probably arose . Olson assumes that the meseth- moid of therapsids is lost in some ...
... basisphenoid and in all likelihood arose in a cartilage derived from the fused trabeculae . From this same cartilage the dorsally situated mesethmoid probably arose . Olson assumes that the meseth- moid of therapsids is lost in some ...
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