Species: dongusensis TVERDOCHLEBOVA, 1971
Etymology:

Locality: Donguz River, Sol'Lletsk District, Orenburg Province, European Russia.

Horizon: Malaya Kinel' suite.

Biostratigraphy: Zone IV.

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

Referred material:

SGU 104V/241, 242: Abdominal armor.

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Species: levis GOLUBEV, 1998
Etymology: Latin, levis, “swift”.

Holotype: SGU 104B/1102

Locality: Mutovino, Velikii Ustyug District, Vologda Region, European Russia.

Horizon:

Biostratigraphy:

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

Material: Trunk scute.