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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!
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Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Quadrulini | Quadrulina | Quadrula species Quadrula couchiana (Lea, 1860): synonymy
23 specimens Unio couchianus Lea, 1860
 Lea, 1860. Proc. Acad. Nat. Sci. 12: 305.
Lea, 1860. Jour. Acad. Nat. Sci. 4 [O. 8]: 371 [53], pl. 66, fig. 196.
Type(s): LECTOTYPE [AS HOLOTYPE] USNM_85728 (by R.I. Johnson, 1974: 38), Rio Salado, Mexico.
Quadrula (sec. Theliderma) couchiana — Simpson (1900), Simpson (1914)
Unio (Pleurobema) couchianus — Martens (1900)
Quadrula (Bullata) couchiana — Frierson (1927)
Quadrula (sec. Amphinaias) couchiana — Thiele (1934)
Quadrula (Pustulosa) couchiana — Haas (1969)
Quadrula (Amphinaias) couchianus — Haas (1969)
Quadrula couchiana — Turgeon et al. (1988), Williams et al. (1993), Howells et al. (1996), Turgeon et al. (1998), R.I. Johnson (1999), ... Czaja et al. (2023), Neemuchwala et al. (2023), Hopper et al. (2023), FMCS (2025), Cummings et al. (2025)
Amphinaias couchiana — IUCN (1996), Graf & Cummings (2007), Cummings & Graf (2010)
Quadrula counchiana [sic] — Contreras-Arquieta (2000) | |
Quadrula counchiana Contreras-Arquieta, 2000
‘Lea’ Contreras-Arquieta, 2000. Mexicoa 2(1): 44.
(error for Unio couchianus Lea, 1860) | |
Taxonomic History (since 1900)Quadrula (sec. Theliderma) couchiana — Simpson (1900), Simpson (1914)
Unio (Pleurobema) couchianus — Martens (1900)
Quadrula (Bullata) couchiana — Frierson (1927)
Quadrula (sec. Amphinaias) couchiana — Thiele (1934)
Quadrula (Pustulosa) couchiana — Haas (1969)
Quadrula (Amphinaias) couchianus — Haas (1969)
Quadrula couchiana — Turgeon et al. (1988), Williams et al. (1993), Howells et al. (1996), Turgeon et al. (1998), R.I. Johnson (1999), ... Czaja et al. (2023), Neemuchwala et al. (2023), Hopper et al. (2023), FMCS (2025), Cummings et al. (2025)
Amphinaias couchiana — IUCN (1996), Graf & Cummings (2007), Cummings & Graf (2010)
Quadrula counchiana [sic] — Contreras-Arquieta (2000)
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