Annals of the South African Museum, Volume 56The Museum, 1971 - Natural history |
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Page 143
... surface has passed the caniniform flange and the lateral excavation on the buccal surface of the dentary approaches the built - up area of the palate median to the flange . 4. Jaw fully retracted ( Fig . 5f , g ) . The anterior tip of ...
... surface has passed the caniniform flange and the lateral excavation on the buccal surface of the dentary approaches the built - up area of the palate median to the flange . 4. Jaw fully retracted ( Fig . 5f , g ) . The anterior tip of ...
Page 201
... surface of the snout . In these forms , as previously mentioned , the flat anterior surface of the snout is rounded off at each side and longitudinal ridges are absent . In the second group the frontals are thickened to form a pair of ...
... surface of the snout . In these forms , as previously mentioned , the flat anterior surface of the snout is rounded off at each side and longitudinal ridges are absent . In the second group the frontals are thickened to form a pair of ...
Page 238
... surface with the dorsal interorbital surface of the skull permitted a separation to be made . He stated that whereas in Ptychognathus the facial or snout surface was separated from the dorsal skull surface by an angular ridge , in ...
... surface with the dorsal interorbital surface of the skull permitted a separation to be made . He stated that whereas in Ptychognathus the facial or snout surface was separated from the dorsal skull surface by an angular ridge , in ...
Contents
BEAUFORT BEDS OF THE KAROO | 2 |
A review of previous work | 22 |
The nonreptilian elements in the fauna and the flora | 29 |
Copyright | |
7 other sections not shown
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Common terms and phrases
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