Annals of the South African Museum, Volume 56The Museum, 1971 - Natural history |
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Page 141
... dentary as in other dicynodonts . Thus the lateral division of the external adductor muscle probably arose from the quadratojugal and lateral parts of the squamosal and inserted over the lateral surface of the dentary , in the position ...
... dentary as in other dicynodonts . Thus the lateral division of the external adductor muscle probably arose from the quadratojugal and lateral parts of the squamosal and inserted over the lateral surface of the dentary , in the position ...
Page 143
... dentary 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 ...
... dentary 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 ...
Page 208
... dentary indicates a posterior extension of the horny beak , and that the two blade - like projections of the beak thus formed would slice food in the mouth against horn - covered tubercles on the palate during the masticatory stroke ...
... dentary indicates a posterior extension of the horny beak , and that the two blade - like projections of the beak thus formed would slice food in the mouth against horn - covered tubercles on the palate during the masticatory stroke ...
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