Page last updated Wed 05 Feb 2020


Use the links to navigate the hierarchy of invertebrate classification.

  Family Cyrenidae

Genus Polymesoda

    Species P. caroliniana -- North America.
    Species P. acuta
    Species P. altilis
    Species P. anomala
    Species P. arctata
    Species P. bengalensis
    Species P. boliviana
    Species P. cordata
    Species P. exquisita
    Species P. floridana
    Species P. fontainei
    Species P. inflata
    Species P. meridionalis
    Species P. mexicana
    Species P. notabilis
    Species P. obscura
    Species P. ordinaria
    Species P. powelli
    Species P. proxima
    Species P. radiata
    Species P. salmacida
    Species P. sumatrensis
    Species P. tribunalis
    Species P. zuila

Taxon Information

The Genus Polymesoda is not recorded from fresh waters. This taxon has been reported from North America.

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

Literature Records

  • Polymesoda, "17 species... brackish, tropical eastern Pacific, western Atlantic" (Graf, 2013).
  • Polymesoda, 1 species in southeastern and Gulf Coast states [North America] (Smith, 2001).


  • Graf, D.L. 2013. Patterns of freshwater bivalve global diversity and the state of phylogenetic studies on the Unionoida, Sphaeriidae, and Cyrenidae. American Malacological Bulletin 31: 135-153.
  • Smith, D.G. 2001. Mollusca (Gastropods, pelecypods). Pennak's Freshwater Invertebrates of the United States, 4th edition: 327-400.

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