Page last updated
9 August

Click here to read the database disclaimer.

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

Araujo, R., J. Reis, A. Machordom, C. Toledo, M.J. Madeira & I. Gómez. 2009. Las náyades de la península Ibérica. Iberus 27(2): 7-72.
Availably electronically? yes.

Species Described
Unio callypigus Araujo et al., 2009.
‘Drouët’ Araujo et al., 2009, Iberus: 49.
(error for Unio callipygus Drouet, 1893)
= Unio tumidiformis
Unio rhysopigus Araujo et al., 2009.
‘Drouet’ Araujo et al., 2009, Iberus: 29.
(error for Unio rhysopygus Drouet, 1893)
= Potomida littoralis
Taxonomic Opinions
Anodonta anatina (Linnaeus, 1758). — Araujo et al. (2009: 60).
Anodonta cygnea (Linnaeus, 1758). — Araujo et al. (2009: 56).
Margaritifera auricularia (Spengler, 1793). — Araujo et al. (2009: 13).
Margaritifera margaritifera (Linnaeus, 1758). — Araujo et al. (2009: 20).
Potomida littoralis (Cuvier, 1798). — Araujo et al. (2009: 28).
Unio delphinus Spengler, 1793. — Araujo et al. (2009: 45).
Unio gibbus Spengler, 1793. — Araujo et al. (2009: 40).
Unio mancus Lamarck, 1819. — Araujo et al. (2009: 32).
Unio ravoisieri DeShayes, 1847. — Araujo et al. (2009: 53).
Unio tumidiformis Castro, 1885. — Araujo et al. (2009: 49).
NSF icon MUSSEL icon
"Making the world a better place, one mollusk at a time."