basis of recordBaker, F. C. (1945). The molluscan family Planorbidae. Collation, revision, and additions by Harley Jones Van Cleave. xxxvi + 530 pp., 1 portrait. [4 April]. Urbana (University of Illinois Press)., available online athttps://www.biodiversitylibrary.org/page/6519705 page(s): 60 [details]
Present Inaccurate Introduced: alien Containing type locality