Unionoidea | Unionidae | Ambleminae | Quadrulini | Quadrulina | Quadrula couchiana nominal species 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 USNM_85728, Rio Salado, Mexico.
= Quadrula couchiana Taxonomic Opinions
= Quadrula couchiana (I. Lea, 1860) — Czaja et al., 2023
= Quadrula couchiana (Lea, 1860) — Neemuchwala et al., 2023
= Quadrula couchiana (Lea, 1860) — Hopper et al., 2023
= Quadrula couchiana (Lea, 1860) — Graf & Cummings, 2021
= Quadrula couchiana (Lea, 1860) — FMCS, 2021
= Quadrula couchiana — Tiemann et al., 2020
= Quadrula couchiana (Lea, 1860) — Lopes-Lima et al., 2019
= Quadrula couchiana (Lea, 1860) — Williams et al., 2017
= Quadrula couchiana (I. Lea, 1860) — ITIS, 2012
= Quadrula couchiana — Haag, 2012
= Quadrula couchiana Lea, 1860 — Bogan, 2010
= Amphinaias couchiana — Cummings & Graf, 2010
= Amphinaias couchiana (Lea, 1860) — Graf & Cummings, 2007
= Quadrula counchiana [sic] Lea, 1860 — Contreras-Arquieta, 2000
= Quadrula couchiana (Lea, 1860) — R.I. Johnson, 1999
= Quadrula couchiana (Lea, 1860) — Turgeon et al., 1998
= Quadrula couchiana (Lea, 1860) — Howells et al., 1996
= Amphinaias couchiana (Lea, 1860) — IUCN, 1996
= Quadrula couchiana (I. Lea) — Williams et al., 1993
= Quadrula couchiana (Lea, 1860) — Turgeon et al., 1988
= Quadrula (Pustulosa) couchiana (Lea, 1860) — Haas, 1969
= Quadrula (Amphinaias) couchianus (Lea, 1860) — Haas, 1969
= Quadrula (sec. Amphinaias) couchiana (Lea) — Thiele, 1934
= Quadrula (Bullata) couchiana (Lea, 1860) — Frierson, 1927
= Quadrula (sec. Theliderma) couchiana (Lea, 1860) — Simpson, 1914
= Quadrula (sec. Theliderma) couchiana (Lea, 1860) — Simpson, 1900
= Unio (Pleurobema) couchianus Lea, 1860 — Martens, 1900
= Unio (Amphinaias) couchianus I. Lea, 1860 — Fischer & Crosse, 1894
= Unio couchianus Lea — B.H. Wright, 1888
= Margaron (Unio) couchianus (Lea) — Lea, 1870
= Unio couchianus (Lea, 1860) — Sowerby, 1868
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