Species: elegans RIABININ, 1935
Etymology:

Holotype:

Locality: Dzharakhuduk (= Bissekty), Uzbekistan.

Horizon:

Biostratigraphy:

Age: Turonian Stage, Uppermost Gallic Subepoch-Santonian Stage Lower Senonian Subepoch, Lower Gulf Epoch, Early Late Cretaceous.

Material: Skull and fragmentary shell.
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Species: martinsoni SHUVALOV & TCHIKVADZE, 1979
Etymology:

Holotype: IP Mg-6-7

Locality: Shireegin Gashun (Sheeregeen Gashoon), Bayanhongor, Mongolia.

Horizon: Bayan Shiree Formation.

Biostratigraphy:

Age: Turonian Stage, Uppermost Gallic Subepoch-Santonian Stage, Lower Senonian Subepoch, Lower Gulf Epoch, Late Cretaceous.

Material:

Referred material:

CURRIE & EBERTH, 1993

ZPAL MgCh/71: A fragmentary carapace and plastron.

 

Locality: Ushyin Khuduk (Usheen Khuduk locality), Mongolia.

Horizon: Bayan Shiree Formation.

Biostratigraphy:

Age: Turonian Stage, Uppermost Gallic Subepoch-Santonian Stage, Lower Senonian Subepoch, Lower Gulf Epoch, Late Cretaceous.

Material:

IP 11-11-1: Fragmentary shell.

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Species: gravis NESOV & KHOSATZKY
Etymology:

Holotype:

Locality: Kansai, Tadzhikistan.

Horizon:

Biostratigraphy:

Age: Lower Santonian Stage, Senonian Subepoch, Gulf Epoch, Early Late Cretaceous.

Material: Fragmentary shell.