Page last updated Wed 05 Feb 2020


Image from Biopix.

Use the links to navigate the hierarchy of invertebrate classification.

  Family Planorbidae

Genus Gyraulus (+ Torquis)

    Species G. circumstriatus -- Wisconsin!
    Species G. crista -- Wisconsin!
    Species G. deflectus -- Wisconsin!
    Species G. hornensis -- Wisconsin!
    Species G. parvus -- Wisconsin!
    Species G. vermicularis -- North America.

Taxon Information

The Genus Gyraulus has been reported (or is assumed) to occur in fresh waters. This taxon has been reported from Wisconsin.

(These statements were generated automatically from the WInvertebrates database.)

Literature Records

  • Gyraulus, [North America] (Johnson et al., 2013).
  • Gyraulus, [North America] (Brown & Lydeard, 2010).
  • Gyraulus, 1 species, widely distributed [North America]...5 species, generally confined to northern states [North America] (Smith, 2001).
  • Gyraulus, [North Central United States] (Underhill et al., 1982).
  • Gyraulus (Gyraulus), "occurs in the eastern and northern states and eastern Canada" (Clench, 1959).
  • Gyraulus (Torquis), "Widely distributed in [North America]" (Clench, 1959).


  • Johnson, P.D., A.E. Bogan, K.M. Brown, N.M. Burkhead, J.R. Cordeiro, J.T. Garner, P.D. Hartfield, D.A.W. Lepitzki, G.L. Mackie, E. Pip, T.A. Tarpley, J.S. Tiemann, N.V. Whelan & E.E. Strong. 2013. Conservation Status of Freshwater Gastropods of Canada and the United States. Fisheries 38(6): 247-282.
  • Brown, K.M. & C. Lydeard. 2010. Mollusca: Gastropoda. [in] J.H. Thorp & A.P. Covich (eds.). Ecology and Classification of North American Freshwater Invertebrates, 3rd edition: 277-307.
  • Smith, D.G. 2001. Mollusca (Gastropods, pelecypods). Pennak's Freshwater Invertebrates of the United States, 4th edition: 327-400.
  • Underhill, J.C., W.D. Schmid & D.E. Gilbertson. 1982. Taxonomic Keys to the Common Animals of the North Central States, exclusive of the parasitic worms, terrestrial insects, and birds, 4th edition. 205 pp.
  • Clench, W.J. 1959. Mollusca. [in] W.T. Edmondson (ed.). Ward & Whipple Fresh-Water Biology, 2nd edition: 1117-1160.

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