Page last updated
9 August

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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 search fields. Either way, you win!

Taxa known only as fossils are highlighted in gray. Those without representatives in fresh waters are highlighted in gold.




NOTICE! This version of the MUSSELpdb online is no longer supported or up-to-date. It will be removed from this web site in the summer of 2019.

Click here to view these data in the current, updated version. Or, click here to browse from the starting page.

Publication Information

Hoeh, W.R., K.S. Frazer, E. Naranjo-Garcia & R.J. Trdan. 1995. A phylogenetic perspective on the evolution of simultaneous hermaphroditism in a freshwater mussel clade (Bivalvia: Unionidae: Utterbackia). Malacological Review 28: 25-42.

Species Described

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Taxonomic Opinions
Lasmigona compressa (Lea, 1829). — Hoeh et al. (1995: 25).
Lasmigona subviridis (Conrad, 1835). — Hoeh et al. (1995: 25).
Margaritifera falcata (Gould, 1850). — Hoeh et al. (1995: 25).
Pyganodon cataracta (Say, 1817). — Hoeh et al. (1995: 27).
Pyganodon fragilis (Lamarck, 1819). — Hoeh et al. (1995: 27).
Pyganodon grandis (Say, 1829). — Hoeh et al. (1995: 28).
Pyganodon lacustris (Lea, 1857). — Hoeh et al. (1995: 28).
Toxolasma parvum (Barnes, 1823). — Hoeh et al. (1995: 25).
Toxolasma pullum (Conrad, 1838). — Hoeh et al. (1995: 25).
Uniomerus tetralasmus (Say, 1831). — Hoeh et al. (1995: 25).
Utterbackia imbecillis (Say, 1829). — Hoeh et al. (1995: 25).
Utterbackia peggyae (Johnson, 1965). — Hoeh et al. (1995: 27).
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