Classification Order Therapsida Theriodont * Suborder †Gorgonopsia Family †Gorgonopsidae Eutheriodontia Suborder †Therocephalia Family †Lycosuchidae (unranked) †Scylacosauria Family †Scylacosauridae Infraorder †Eutherocephalia Family †Hofmeyriidae Family †Moschorhinidae Family †Whaitsiidae Superfamily †Baurioidea Family †Bauriidae Family †Ericiolacteridae Family †Ictidosuchidae Genus †Ictidosuchoides Genus †Ictidosuchus Family †Ictidosuchopsidae Family †Lycideopidae Suborder Cynodontia Phylogenetics of Theriodontia Therapsida †Biarmosuchia †Eotitanosuchia †Dinocephalia †Anomodontia Theriodontia †Gorgonopsia †Therocephalia Cynodontia †Dviniidae Mammalia †Procynosuchidae †Galesauridae †Thrinaxodontidae †Cynognathidae †Gomphodontia †Chiniquodontidae †Probainognathidae †Tritheledontidae (Ictidosauria) See also Evolution of mammals Anomodonts Timeline of evolution Notes References External links Theriodontia - at Paleos Therapsids Guadalupian first appearances Taxa named by Richard Owen