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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 | ... | Unioninae | Anodontini | Alasmidontina | Arcidens

species Arcidens confragosus (Say, 1829): synonymy
     1 specimen + 3 Genbank vouchers

Alasmodonta confragosa Say, 1829
Say, 1829. New Harm. Dissem. 2(22): 339, sp. 2.
Say, 1831. Amer. Conch. 3: pl. 21.
Say, 1858. [in] Binney, Compl. Writings T. Say: 131, 171, 195.

Arcidens confragosusSimpson (1900), Ortmann (1912), F.C. Baker (1928), Thiele (1934), Murray & Leonard (1962), ... Inoue et al. (2020), Graf & Cummings (2021), FMCS (2021), Whelan et al. (2023), Hopper et al. (2023)
Unio (Margaritana) confragosaCall (1900)
Arcidens confragosaSimpson (1914), Utterback (1915), Frierson (1927), Haas (1969), Burch (1975), Parmalee & Bogan (1998), Inoue et al. (2014)
Arcidens (s.s.) confragosusClarke (1981), Graf & Cummings (2007)
A. confragosusMarshall et al. (2018)

Arcidens confragosa jacintoensis Strecker, 1931
Strecker, 1931. Baylor Univ. Mus. Spec. Bull. 2: 13.
(intro'd as intra-sp. of Alasmodonta confragosa Say, 1829)

Arcidens confragosusR.I. Johnson (1980), Williams et al. (2008), Watters et al. (2009)
Arcidens (s.s.) confragosusClarke (1981)
Arcidens confragosaParmalee & Bogan (1998)

Taxonomic History (since 1900)

Arcidens confragosusSimpson (1900), Ortmann (1912), F.C. Baker (1928), Thiele (1934), Murray & Leonard (1962), ... Inoue et al. (2020), Graf & Cummings (2021), FMCS (2021), Whelan et al. (2023), Hopper et al. (2023)
Unio (Margaritana) confragosaCall (1900)
Arcidens confragosaSimpson (1914), Utterback (1915), Frierson (1927), Haas (1969), Burch (1975), Parmalee & Bogan (1998), Inoue et al. (2014)
Arcidens (s.s.) confragosusClarke (1981), Graf & Cummings (2007)
A. confragosusMarshall et al. (2018)

 
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