Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Pleurobemini | Fusconaia mitchelli

nominal species Unio (sec. Elliptio) mitchelli var. elongatus Simpson, 1914

Unio (sec. Elliptio) mitchelli var. elongatus Simpson, 1914 = Fusconaia mitchelli

Simpson, 1914. Descr. Cat. Naiades: 623.
(homonym of Unio elongata Lamarck, 1819; intro'd as intra-sp. of Unio mitchelli Simpson in Dall, 1895)
Type(s): LECTOTYPE USNM_251917 (by R.I. Johnson, 1975: 12), Guadalupe River, near Kerrville, Texas.

= Fusconaia mitchelli

Taxonomic Opinions

+ Fusconaia mitchelli (Simpson in Dall, 1895) — Cummings et al., 2025

+ Fusconaia mitchelli (Simpson in Dall, 1895) — Smith et al., 2020

+ Quincuncina mitchelli (Simpson, 1896) — R.I. Johnson, 1999

+ Quincuncina mitchelli (Simpson in Dall, 1896) — Howells et al., 1996

+ Nephronaias (Sphenonaias) taumilapana (Conrad, 1855) — Haas, 1969

= Elliptio (Barynaias) tamaulipasensis-elongatus (Simpson, 1914) — Frierson, 1927

= Unio (sec. Elliptio) mitchelli var. elongatus n.v. — Simpson, 1914