Bivalvia

nominal species Unio (Simonaias) cuprinus subventralis Martens, 1900

Unio (Simonaias) cuprinus subventralis Martens, 1900 = nomen dubium

Martens, 1900. Biol. Centr.-Amer., Moll.: 506, pl. 36, figs. 1-1b.
(intro'd as intra-sp. of Unio cuprinus Lea, 1831)
Type(s): HOLOTYPE (MONOTYPY) ZMB_108852, Tabasco, Mexico.

Taxonomic Opinions

+ — Cummings et al., 2025: 398.

+ Nephronaias (Popenaias) metallica (Say, 1831) — Haas, 1969: 202.

= Elliptio (Nephronaias) subventralis (von Martens, 1900) — Frierson, 1927: 36, sp. 135.

= Nephronaias calamitarum var. subventralis (von Martens, 1900) — Simpson, 1914: 231, 180.

= Unio (Simonaias) cuprinus subventralis von Martens, 1900 — Martens, 1900: 506, pl. 36, figs. 1-1b.