Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Lampsilini | Venustaconcha

Conrad, 1838. Monogr. Fam. Unionidae 1(10): 91, pl. 49, fig. 4.
Conrad, 1838. Monogr. Fam. Unionidae 2(11): back cover correginda [as ‘Unio constrictus’].
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 247 [as ‘Unio constrictus’].
(intro'd as intra-sp. of Unio lienosus Conrad, 1834)
Type(s): HOLOTYPE ANSP_56465A, North River, Rockbridge Co., Va.
Lampsilis (sec. Eurynia) constrictus — Simpson (1900)
Lampsilis (Eurynia) constricta — Simpson (1914)
Eurynia (Micromya) constricta — Ortmann (1915)
Lampsilis (Venusta) constricta — Frierson (1927)
Lampsilis (Venustaconcha) constricta — Haas (1969)
Villosa constricta — R.I. Johnson (1970), Burch (1975), Turgeon et al. (1988), Williams et al. (1993), Turgeon et al. (1998), ... Haag (2012), IUCN (2012), Jones (2015), Williams et al. (2017), Hopper et al. (2023)
Venustaconcha constricta — Watters (2018), Graf & Cummings (2021), FMCS (2021), FMCS (2025)

Lea, 1857. Proc. Acad. Nat. Sci. 9: 85.
Lea, 1862. Jour. Acad. Nat. Sci. 5 [O. 8]: 57 [61], pl. 2, fig. 204.
Type(s): SYNTYPES USNM_84833, Deep R., N.C.
Lampsilis (sec. Eurynia) constrictus — Simpson (1900)
Lampsilis (Eurynia) constricta — Simpson (1914)
Lampsilis (Venusta) constricta — Frierson (1927)
Lampsilis (Venustaconcha) constricta — Haas (1969)
Villosa constricta — R.I. Johnson (1970), Burch (1975)
Venustaconcha constricta — Watters (2018)
Lampsilis (sec. Eurynia) constrictus — Simpson (1900)
Lampsilis (Eurynia) constricta — Simpson (1914)
Eurynia (Micromya) constricta — Ortmann (1915)
Lampsilis (Venusta) constricta — Frierson (1927)
Lampsilis (Venustaconcha) constricta — Haas (1969)
Villosa constricta — R.I. Johnson (1970), Burch (1975), Turgeon et al. (1988), Williams et al. (1993), Turgeon et al. (1998), ... Haag (2012), IUCN (2012), Jones (2015), Williams et al. (2017), Hopper et al. (2023)
Venustaconcha constricta — Watters (2018), Graf & Cummings (2021), FMCS (2021), FMCS (2025)