Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Lampsilini | Leaunio umbrans

Lea, 1861. Proc. Acad. Nat. Sci. 13: 38.
Lea, 1862. Jour. Acad. Nat. Sci. 5 [O. 8]: 90 [94], pl. 13, fig. 238.
Type(s): HOLOTYPE USNM_85165, Oostanula R., Ga.
+ Leaunio umbrans (Lea, 1857) — Watters, 2018: 44.
+ Villosa umbrans (Lea, 1857) — Williams et al., 2008: 788.
+ Villosa vanuxemensis (Lea, 1836) — Parmalee & Bogan, 1998: 254.
+ Villosa vanuxemensis umbrans (Lea, 1857) — Burch, 1975: 177.
= Ligumia fabacea (Lea, 1861) — Haas, 1969: 440.
= Lampsilis (Ligumia) fabacea (Lea, 1861) — Frierson, 1927: 75, sp. 325.
+ Eurynia (Micromya) vanuxemensis (Lea, 1838) — Ortmann, 1918: 580.
+ Lampsilis (Eurynia) vanuxemensis (Lea, 1838) — Simpson, 1914: 106.
+ Lampsilis (sec. Eurynia) vanuxemensis Lea — Simpson, 1900: 549.
= Unio fabaceus Lea — B.H. Wright, 1888: [2].
= Margaron (Unio) fabaceus (Lea) — Lea, 1870: 46.