Fauna of Saskatchewan that lived in herds; Limnenetes anceps or a cud chewing plant eating sheep sized hippopotamus; "Hendryomeryx esulcatus", "Leptomeryx" "speciosus" and "L. mammifer" or small hornless ruminant; "Didelphodus serus" or meat eating marsupial about the size of a Virginia opossum or house cat; "Thylacaelurus campester"; "Wallia scalopidens" is a fossilised proscalopid insectivore bat; Auxontodon processus; Microparamys solidus The Cretaceous–Paleogene boundary marks the Cretaceous–Paleogene extinction event which saw the extinction of many of these prehistoric animals which remain only as fossil remnants. Mammal species differ between the various ecoregions of Saskatchewan. Members of six orders of placental mammals which inhabit Saskatchewan. They
Taurodontism dentition although the term is traditionally applied to molar teeth. In some cases taurodontism seems to follow an autosomal dominant type of inheritance. Taurodontism is found in association with amelogenesis imperfecta, ectodermal dysplasia and tricho-dento-osseous syndrome. The term means "bull like" teeth derived from similarity of these teeth to those of ungulate or cud-chewing animals. According to Shaw these can be classified as hypotaurodont, hypertaurodont and mesotaurodont. According to Mangion taurodontism may be: It has also been reported in Klinefelter's syndrome, XXYY and Down's syndrome . The teeth involved are invariably molars, sometimes single and at the other times multiple