Genus Cyclonaias H. A. Pilsbry, 1922

(3-5-4-0-4-9-2-T1-10-0-0-0-0-0)
Syn. Rotundaria J. L. R. Agassiz, 1852 [not C. S. Rafinesque, 1820]
Ref. Vaught, 1989 p 122