Annals of the South African Museum, Volume 59

absent Adam & Rees Africa animals ant.post anterior anteriorly appear arms arranged base bearing become bones broad canines Cape capensis club coast complete condition crown described developed diameter differences dimensions distal distribution dorsal Durban early enlarged fairly families female fenestra figures fossil genus head height indicate inner cone internal known Langebaanweg larger larvae lateral length less locality lower Makapansgat male mantle margin Massy Measurements median membranes Middle monachine Monachus Museum narrow Ommatophoca ossified outer pairs Permian Pleistocene Pliocene Point postcanines posterior posteriorly present primitive proximal Range rays recorded reduced referred region relatively rows seals separate Sepia shell side similar simum skull slightly South South African southern species specimen spine squamosal striated zone suckers surface Table teeth temporal tentacular therapsids transverse upper ventral width