Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Popenaiadini | Nephronaias caldwellii

nominal species Unio caldwellii Lea, 1858

Unio caldwellii Lea, 1858 = Nephronaias caldwellii

Lea, 1858. Proc. Acad. Nat. Sci. 10: 118.
Lea, 1860. Jour. Acad. Nat. Sci. 4 [O. 7]: 265 [83], pl. 43, fig. 145.
Type(s): HOLOTYPE (MONOTYPY) USNM_84396, Isthmus of Darien.

= Nephronaias caldwellii

Taxonomic Opinions

= Nephronaias caldwellii (Lea, 1858) — Cummings et al., 2025

= Barynaias caldwellii (Lea, 1858) — Graf & Cummings, 2021

= Barynaias caldwellii Lea, 1858 — Bogan, 2010

= Barynaias caldwellii (Lea, 1858) — Graf & Cummings, 2007

= Barynaias caldwellii (Lea, 1858) — Haas, 1969

+ Elliptio (Nephronaias) averyi (Lea) — Haas, 1929

+ Elliptio (Barynaias) averyi (Lea, 1859) — Frierson, 1927

= Nephronaias caldwellii (Lea, 1858) — Simpson, 1914

= Nephronaias caldwellii (Lea, 1858) — Simpson, 1900

= Unio (Arotonaias) caldwellii Lea, 1858 — Martens, 1900

= Unio caldwellii Lea — B.H. Wright, 1888

= Margaron (Unio) caldwellii (Lea) — Lea, 1870

= Unio caldwellii Lea, 1858 — Sowerby, 1868