Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Popenaiadini | Popenaias semirasa

Pilsbry, 1910. Proc. Acad. Nat. Sci. 61: 539, pl. 27, fig. 6.
(intro'd as intra-sp. of Unio metallicus Say, 1831)
Type(s): LECTOTYPE [AS HOLOTYPE] ANSP_99523A (by Johnson & Baker, 1973: 156), Ganina River, 3 mi SW San Dieguito, Mexico.
+ Popenaias semirasa (Pilsbry, 1910) — Cummings et al., 2025
= Popenaias ganina (Pilsbry, 1910) — Czaja et al., 2023
= Popenaias ganina (Pilsbry, 1910) — Inoue et al., 2020
+ Nephronaias (Popenaias) metallica (Say, 1831) — Haas, 1969
= Elliptio (Popenaias) metallicus var. ganinus (Pilsbry) — Haas, 1929
= Elliptio (Popenaias) metallicus-ganinus (Pilsbry, 1909) — Frierson, 1927
= Lampsilis (Proptera) metallicus var. ganinus Pilsbry, 1909 — Simpson, 1914
= Lampsilis metallica ganina n. subsp. — Pilsbry, 1910