Species: nocturnus GUBIN, 1983
Etymology:

Holotype: PIN 1582/1

Locality: 0.5 km below the mouth of Domera River, Upper reaches of Pechora River, Komi Republic, European Russia.

Horizon: Sheshminskiiuy (Sheshminskian Gorizont) stratigraphic horizon, Ufmian Stage.

Biostratigraphy:

Age: Lower Guadelupian Stage, Lower Zechstein Epoch, Late Permian.

Material: Skull.
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Species: borealis GUBIN, 1983
Etymology:

Holotype: PIN 3950/1

Locality: Inta Area, Komi Republic, European Russia.

Horizon: Inta Formation, Ufimian Stage.

Biostratigraphy:

Age: Lower Guadelupian Stage, Lower Zechstein Epoch, Late Permian.

Material: Skull.