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 | The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win! 
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 Publication Say (1830): summarypublication summary
 Complete CitationSay. 1830. American Conchology, or Descriptions of the Shells of North America 1: pls. 1-10. Available electronically. Attributed Nominal Species| Unio flagellatus Say, 1830Say, 1830. Amer. Conch. 1: [no pagination].
 Say, 1858. [in] Binney, Compl. Writings T. Say: 154.
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 | Unio monodonta Say, 1829Say, 1829. New Harm. Dissem. 2(19): 293.
 Say, 1830. Amer. Conch. 1: pl. 6.
 Say, 1858. [in] Binney, Compl. Writings T. Say: 155.
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 | Unio perplexus Say, 1829Say, 1829. New Harm. Dissem. 2(19): 309.
 Say, 1830. Amer. Conch. 1: pl. 5.
 Say, 1858. [in] Binney, Compl. Writings T. Say: 155, 225.
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 | Unio ridibundus Say, 1829Say, 1829. New Harm. Dissem. 2(20): 308, sp. 6.
 Say, 1830. Amer. Conch. 1: pl. 5, upper fig.
 Say, 1858. [in] Binney, Compl. Writings T. Say: 131, 154.
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 | Unio sulcatus Lea, 1829
  Lea, 1828. Trans. Amer. Phil. Soc. 3 [O. 1]: 269 [as ‘Unio ellipsis var. a’]. 
  Lea, 1829. Trans. Amer. Phil. Soc. 3 [O. 1]: 430, pl. 8, fig. 12. Say, 1830. Amer. Conch. 1: pl. 5, lower figs.
 Type(s): SYNTYPES USNM_84803, Ohio.
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 | Unio triangularis Barnes, 1823Barnes, 1823. Amer. J. Sci. 6 (1-2): 272, pl. 13, figs. 17a-b.
 Say, 1830. Amer. Conch. 1: pl. 4.
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