Page last updated
Thu 17 July 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 | ... | Unionidae | Ambleminae | Pleurobemini | Elliptio

species Elliptio crassidens (Lamarck, 1819): specimens
     9 available nominal species synonyms (13 total synonyms)

Recent Taxonomic Opinions

Elliptio crassidens — Graf & Cummings (2007), Burdick & White (2007), Williams et al. (2008), Campbell et al. (2008), Watters et al. (2009), ... FMCS (2021), Smith (2021), Hopper et al. (2023), Hauck et al. (2023), MolluscaBase (2024)
Elliptio pachyodon — MolluscaBase (2024)

Range

Widespread in the Interior Basin and eastern Gulf Coastal Plain, North America. An isolated population in the St. Mary’s of Peninsular Florida.

Map of Georeferenced Specimens

USA

Georeferenced Genbank Vouchers

USA

UAUC_3150. (16S, COI, ITS1, ND1) Coosa River, above Wetumpka below Pipeline Shoals, Elmore Co. AL

UAUC_1493. (COI) Tennessee River, upstream of US Rt. 43 in Florence, Lauderdale Co. AL

UF_439147 (EcraPrl065). (5.8S, COI, ITS1, ND1) USA, Louisiana, St. Tammany Parish, Bogue Chitto River near Lock 2 (30.62254, -89.87655)

UF_441250_1. (5.8S, COI, ITS1, ND1) USA, West Virginia, Mason County, Ohio River, Greenup Pool, Ohio River Mile 284, near Ashton (38.6133528, -82.1700695)

UF_441250_2. (COI, ITS1, ND1) USA, West Virginia, Mason County, Ohio River, Greenup Pool, Ohio River Mile 284, near Ashton (38.6133528, -82.1700695)