Bivalvia | ... | Unionoidea | Unionidae | Unioninae | Anodontini | Alasmidontina | Arcidens

species Arcidens confragosus (Say, 1829): synonymy

1 specimen + 3 GenBank vouchers

Synonymy

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 confragosus — Simpson (1900), Ortmann (1912), F.C. Baker (1928), Thiele (1934), Murray & Leonard (1962), ... FMCS (2021), Whelan et al. (2023), Hopper et al. (2023), Perkins et al. (2025), Campbell & Lydeard (2026)
Unio (Margaritana) confragosa — Call (1900)
Arcidens confragosa — Simpson (1914), Utterback (1915), Frierson (1927), Haas (1969), Burch (1975), Parmalee & Bogan (1998), Inoue et al. (2014), FMCS (2025)
Arcidens (s.s.) confragosus — Clarke (1981), Graf & Cummings (2007)
A. confragosus — Marshall 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 confragosus — R.I. Johnson (1980), Williams et al. (2008), Watters et al. (2009)
Arcidens (s.s.) confragosus — Clarke (1981)
Arcidens confragosa — Parmalee & Bogan (1998)

Taxonomic History (since 1900)

Arcidens confragosus — Simpson (1900), Ortmann (1912), F.C. Baker (1928), Thiele (1934), Murray & Leonard (1962), ... FMCS (2021), Whelan et al. (2023), Hopper et al. (2023), Perkins et al. (2025), Campbell & Lydeard (2026)
Unio (Margaritana) confragosa — Call (1900)
Arcidens confragosa — Simpson (1914), Utterback (1915), Frierson (1927), Haas (1969), Burch (1975), Parmalee & Bogan (1998), Inoue et al. (2014), FMCS (2025)
Arcidens (s.s.) confragosus — Clarke (1981), Graf & Cummings (2007)
A. confragosus — Marshall et al. (2018)