Species: borealis KURKIN, 1999
Etymology: Latin, borealis, “northern”.

Holotype: PIN 2353/37

Locality: Zavarzhye locality, Malaya Severnaya Dvina River, Kotlasskii (Kotlas) District, Arkhangel’sk Province, North European Russia.

Horizon: Tatarian Series, Vyatkian Substage, Vyatkian Horizon, Vyatka Regional Stage.

Biostratigraphy: Sokolki Faunal Assemblage, Sokolki Faunal Substage.

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

Material: An almost complete, slightly deformed longitudinally, skull missing the part of the premaxilla, zygomatic arches, right quadrate and post dentary part of the lower jaw.

Referred material:

PIN 2356/60: Occipital part of a skull.

 

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 Tatarian Age, Lopingian Subepoch, upper Zechstein Epoch, Late Permian.

Material:

PIN 2005/8: Strongly deformed skull.

PIN 2005/2643: Dentary part of the lower jaw.