Species: atra IVAKHNENKO, 2003
Etymology: Latin, astra, "black."

Holotype: PIN 4548/155

Locality: Ust’e Strel’ny Locality, Mouth of the Strel’na River, Sukhona River, Velikoustyugskii District, Vologda Region, European Russia.

Horizon: Tatarian Series, Upper part of the Severodvinsk Substage, Servodvinsk Horizon (Northern Dvina Horizon).

Biostratigraphy: Proelginia permiana Zone, Sokolki Faunal Assemblage, Ilinskoe Faunal Subassemblage.

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

Material: Right dentary.