Reiszia is an extinct genus of therapsids from European Russia belonging to the family Nikkasauridae.
Taxonomy Two species are known, Reiszia gubini and R. tippula, both found in middle Permian sediments in the Mezen River Basin of European Russia. R. gubini is known from a partial skull and mandible, while R. tippula is known only from a mandible.M. F. Ivakhnenko, 2000. The Nikkasauridae-Problematic Primitive Therapsids from the Late Permian of the Mezen Localities. Paleontol. J. 34(Suppl. 2), 179–186.M. F. Ivakhnenko. 2008. Podklass Theromorpha. In M. F. Ivakhnenko and E. N. Kurochkin (eds.), Iskopaemye pozvonotchnye Rossii i sopredel'nykh stran: Iskopaemye reptilii i ptitsy, Tchast' 1 [Fossil vertebrates of Russia and adjacent countries: Fossil reptiles and birds, Part 1], GEOS, Moscow 101-183
See also
List of therapsids
References
Kemp, Thomas Stainforth (2005). The Origin and Evolution of Mammals. .