Annals of the South African Museum, Volume 56

anomodont Anteosaurus anteriorly Baard's Quarry basicranial axis basioccipital basisphenoid bone BoonsTRA Bradysaurus braincase Broom Bushmen Cape choana condyle cranial curvatus Daptocephalus dentary deposits 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 Kingoria Langebaanweg lateral Lond Lystrosaurus Lystrosaurus declivis mammalian mammals mandible masticatory cycle maxilla median mesethmoid Moschops murrayi nasal Nharo obliquus capitis occipital orbitosphenoid ossification palatal rim palatine pareiasaurian pareiasaurs Permian Permian dicynodonts plane platyceps Pleistocene Pliocene posterior posteriorly premaxilla present presphenoid primitive prootic pterygoid quadrate Quarry assemblage referred region reptiles Reptilia septum skull roof snout South African Museum species of Lystrosaurus squamosal Struthiocephalus surface Tapinocephalus Tapinocephalus zone teeth therapsids therocephalian Titanosuchidae Titanosuchus Triassic Triassic dicynodonts tusk Varswater bed vertebrates zool