Page last updated
Thu 3 September 2025

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!

Bivalvia | Unionoida | Unionoidea | Unionidae | Ambleminae | Pleurobemini | Elliptio

species Elliptio arca (Conrad, 1834): specimens
     4 available nominal species synonyms (5 total synonyms)

Recent Taxonomic Opinions

Elliptio arca — Graf & Cummings (2007), Williams et al. (2008), Campbell et al. (2008), Bogan (2010), Cummings & Graf (2010), ... FMCS (2021), Hopper et al. (2023), Hauck et al. (2023), MolluscaBase (2024), FMCS (2025)

Range

Mobile River, Alabama and to Louisiana, USA.

Map of Georeferenced Specimens

USA

Georeferenced Genbank Vouchers

USA

UAUC_498. (COI: AY654995, ITS1: DQ383437, go to Genbank) Oostanaula River, 0.8 river mi upstream from Armuchee Creek, Floyd Co. GA.

UAUC_501. (ND1: AY655093, go to Genbank) Sipsey Fork, Black Warrior River, at mouth of Hurricane Creek, Winston Co. AL.