Page last updated
Thu 04 Apr 2024

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!

This page reports the specimens in the MUSSELpdb and provides a map if geocodes are known. The taxonomic history reports the record of different names and combinations that have been applied to this species (and its synonyms) since 2007.

Search the database pages:

Unionoidea | Unionidae | Ambleminae | Quadrulini | Quadrulina | Quadrula

species Quadrula fragosa (Conrad, 1836): specimens
     4 nominal species as synonyms

Taxonomic History (since 2007)

Quadrula fragosaGraf & Cummings (2007), Tiemann et al. (2007), Almany et al. (2009), Watters et al. (2009), ..., Graf & Cummings (2021), FMCS (2021), Neemuchwala et al. (2023), Hopper et al. (2023)

Range: Upper Mississippi and Ohio rivers, USA.

Map of Georeferenced Specimens
species map



Ohio River


Genbank Vouchers


Qfrag_ITSI (ITS1, 5.8S)

Qfrag_COI (COI)

tissue swab of mantle and foot (ND1)

Page updated: 07:14:14 Thu 04 Apr 2024

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