Species: parva (PRAVOSLAVELV, 1927) VJUSHKOV, 1953
Etymology: Latin, parva, "small."
= ?Inostrancevia parva PRAVOSLAVELV, 1927
= Pravoslavelvia parva VJUSHKOV, 1953 (sic)

Holotype: PIN 2005/1859

Locality: Sokolki, North Divina River, Kotlasskii (Kotlas) District, Arkhangel’sk Province, North European Russia.

Horizon: Tatarian Series, Upper Vyatkian Substage, Vyatkian Horizon (Northern Dvina Horizon, bottom of the Vyatkian Horizon).

Biostratigraphy: Sokolki Faunal Assemblage, Sokolki Faunal Subassemblage, Scutosaurus karpinskii zone (Dicynodon Assemblage zone, LUCAS, 2005), Zone IV.

Age: Upper part of the Upper Tatarian Age, Lopingian Subepoch, upper Zechstein Epoch, Late Permian.

Material: Fragmentary skull.