Westerlund, C.A. 1897. Beitrage zur Molluskenfauna Russlands. Ann. Mus. Zool. Acad. St. Pétersbourg 1897: 117-143. https://www.biodiversitylibrary.org/page/8651948#page/275/mode/1up.

(homonym of Unio requienii var. abbreviatus de Joannis, 1859)
Westerlund, 1897. Ann. Mus. St. Pétersbourg 1897: 132.
PARATYPE SMF_3662, Ussuri fl. bei Noor, Amur gebiet.
(intro'd as intra-sp. of Cyclas asiatica Martens, 1864)
Westerlund, 1897. Ann. Mus. St. Pétersbourg 1897: 130.
Westerlund, 1897. Ann. Mus. St. Pétersbourg 1897: 131.
(intro'd as intra-sp. of Sphaerium levinodis Westerlund, 1876)
Westerlund, 1897. Ann. Mus. St. Pétersbourg 1897: ??.

Westerlund, 1897. Ann. Mus. St. Pétersbourg 1897: 131.
SYNTYPE SMF_3661, Nertscha-Fl. b-Nertschinsk, Amur-Gebiet.