Starobogatov & Korniushin. 1986. .
Starobogatov & Korniushin, 1986. unknown publication: ??.
Type species: Cyclas asiatica Martens, 1864 = Sphaerium asiaticum
Starobogatov & Korniushin, 1986. unknown publication: ??.
Type species: Cyclas calyculata var. inflata Middendorff, 1851 = Sphaerium asiaticum
Starobogatov & Korniushin, 1986. unknown publication: ??.
Type species: Cyclas creplini Dunker, 1845 = Sphaerium lacustre
Starobogatov & Korniushin, 1986. unknown publication: ??.
Novikov in Starobogatov & Korniushin, 1986. unknown publication: 37.
Starobogatov in Starobogatov & Korniushin, 1986. unknown publication: 39, fig. 19.
Starobogatov in Starobogatov & Korniushin, 1986. unknown publication: 38.
Starobogatov in Starobogatov & Korniushin, 1986. unknown publication: 36, fig. 18.