Species: minima IVACHNENKO, 1996
Etymology: Latin, minima, “small”.

Holotype: PIN 4337/1

Locality: Kichkass-1 Locality, in north wall of disused shaft of Copper mine, 2.4 km north of Kichkass settlement, right slope of Bol’Shoy Uran River, Perevolotskii (Perevolotskiy) District, Orenburg region, European Russia.

Horizon: Upper part of the Amanak Formation, Amanakskaya Svita, Urzhumian Stage, Urzhumian Horizon (Gorizont), Biarmian Series.

Biostratigraphy: Isheevo Faunal Assemblage, Malaya Kinel Faunal Subassemblage.

Age: Lower Tatarian Age, Capitanian Stage, Middle Zechstein Epoch, Late Middle Permian.

Material: An incomplete skull.

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Species: mikia IVACHNENKO, 2003b
Etymology: Arbitrary set of letters.

Holotype: PIN 4338/7

Locality: Vozdvizhenka locality, Asekeevskii District, Orenburg Region, European Russia.

Horizon: Biarmian Series, Urzhumian Stage, Urzhumian Horizon.

Biostratigraphy: Isheevo Faunal Assemblage.

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

Material: Anterior fragment of dentary.

Referred material:

IVAKHNENKO, 2008b

PIN 4538/29: Caniniform tooth.