Bivalvia | ... | Unionidae | Ambleminae | Quadrulini | Quadrulina | Quadrula quadrula

nominal species Unio forsheyi Lea, 1859

Unio forsheyi Lea, 1859 = Quadrula quadrula

Lea, 1859. Proc. Acad. Nat. Sci. 11: 155.
Lea, 1860. Jour. Acad. Nat. Sci. 4 [O. 8]: 357 [39], pl. 60, fig. 182.
Type(s): LECTOTYPE [AS HOLOTYPE] USNM_84169 (by R.I. Johnson, 1974: 59), Texas.

Taxonomic Opinions

+ Quadrula quadrula (Rafinesque, 1820) — Cummings et al., 2025: 456, pl. 92 middle right.

+ Quadrula quadrula (Rafinesque, 1820) — Lopes-Lima et al., 2019: 5 [Suppl. Appendix 2].

+ Quadrula apiculata (Say, 1829) — Williams et al., 2008: 644.

+ Quadrula quadrula (Rafinesque, 1820) — Howells et al., 1996: 124.

+ Quadrula quadrula (Rafinesque, 1820) — Burch, 1975: 177.

= Quadrula (s.s.) quadrula forsheyi (Lea, 1859) — Haas, 1969: 290.

= Quadrula (s.s.) quadrula-forsheyi (Lea, 1859) — Frierson, 1927: 47, sp. 207d.

= Quadrula (sec. Theliderma) forsheyi (Lea, 1859) — Simpson, 1914: 844.

= Quadrula forsheyi (Lea) — Ortmann, 1910: 140.

= Quadrula (sec. Theliderma) forsheyi (Lea, 1859) — Simpson, 1900: 778.

= Unio forsheyi Lea — Singley, 1893: 319.

= Unio forsheyi Lea — B.H. Wright, 1888: [3].

= Margaron (Unio) forsheyi (Lea) — Lea, 1870: 32.

= Unio forsheyi Lea, 1859 — Reeve, 1864: pl. 6, sp. 21.