BothriogenysBothriogenys is a genus of anthracotheres that lived in Eastern Africa during the late Eocene to early Oligocene.DistributionMost fossils have been found in Fayum, Egypt, but one species, B. orientalis, is known from late Eocene deposits in Thailand. It is believed to have originated from the Asian genus Anthracokeryx. Bothriogenys is believed to be one of the first anthracotheriids to have entered Africa.DescriptionIn life, they would have resembled hippopotamuses with small, elongated heads.