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Data last updated
Mon 1 Dec 2025
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Bivalvia
| ... | Unionoidea
| Unionidae
| Ambleminae
| Lampsilini
| Leaunio umbrans
nominal species Unio tenebricus Lea, 1857
Lea, 1857. Proc. Acad. Nat. Sci. 9: 171. Lea, 1858. Jour. Acad. Nat. Sci. 4 [O. 6]: 83, pl. 17, fig. 63. Type(s): HOLOTYPE USNM_85143, Etowah R., Georgia.
= Leaunio umbrans Taxonomic Opinions+ Leaunio umbrans (Lea, 1857) — Watters, 2018 + Villosa umbrans (Lea, 1857) — Williams et al., 2008 + Villosa vanuxemensis (Lea, 1836) — Parmalee & Bogan, 1998 + Villosa vanuxemensis umbrans (Lea, 1857) — Burch, 1975 + Ligumia vanuxemensis (Lea, 1838) — Haas, 1969 + Lampsilis (Ligumia) vanuxemensis (Lea, 1838) — Frierson, 1927 + Eurynia (Micromya) vanuxemensis (Lea, 1838) — Ortmann, 1918 + Lampsilis (Eurynia) vanuxemensis (Lea, 1838) — Simpson, 1914 + Lampsilis (sec. Eurynia) vanuxemensis Lea — Simpson, 1900 = Unio tenebricus Lea — B.H. Wright, 1888 = Margaron (Unio) tenebricus (Lea) — Lea, 1870
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