Suminia is an extinct genus of basal anomodont that lived during the Tatarian age of the late Permian, spanning approximately from 268–252 Ma. Suminia is recognized as the youngest non-dicynodont anom
Suminia skeleton at the Royal Ontario Museum
Russian paleontologist D. L. Sumin (right) being interviewed in 1992 during excavations at the Kotel'nich site where Suminia and other Permian tetrapods were found
Biseridens is an extinct genus of anomodont therapsid, and one of the most basal anomodont genera known. Originally known from a partial skull misidentified as an eotitanosuchian in 1997, another well