Page last updated
Mon 04 May 2020

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!

For each valid genus, the valid species are listed, Recent taxa first. Click here for the generic synonymy.

Search the database pages:

Bivalvia | Unionoida | Unionoidea | Unionidae | Ambleminae | Lampsilini

genus Pachynaias Crosse & Fischer, 1894: valid species

Pachynaias rugososulcata (Lea, 1866)
2 synonyms | 8 specimens
Range: Nicaragua. [Central America]
Other web sites: ITIS MolluscaBase.

Pachynaias spheniopsis (Morelet, 1849)
1 synonym | 24 specimens
Range: Northern Guatemala to southern Mexico. [Central America]
Genbank sequences: 16S, 28S, COI.
Other web sites: ITIS MolluscaBase.

Page updated: 12:40:48 Mon 04 May 2020

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