Page last updated Wed 05 Feb 2020


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  Tribe Quadrulini

Genus Quadrula

    Species Q. fragosa -- Wisconsin!
    Species Q. nobilis -- Wisconsin!
    Species Q. quadrula -- Wisconsin!
    Species Q. apiculata -- North America.
    Species Q. rumphiana -- North America.

Taxon Information

The Genus Quadrula 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

  • Quadrula, [North America] (Cummings & Graf, 2010).
  • Quadrula, between 9 and 18 recognized species scattered about the interior and Gulf Coast of the [United States] (Smith, 2001).
  • Quadrula, [North Central United States] (Underhill et al., 1982).
  • Quadrula, "Widely distributed from Mich. west to Minn. and south to Ark. and Ala." (Clench, 1959).


  • Cummings, K.S. & D.L. Graf. 2010. Mollusca: Bivalvia. [in] J.H. Thorp & A.P. Covich (eds.). Ecology and Classification of North American Freshwater Invertebrates, 3rd edition: 309-384.
  • 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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