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

nominal species Unio impressus Menke, 1830

Unio impressus Menke, 1830 = Nephronaias aztecorum

Menke, 1830. Syn. Method. Moll.: 107. [nomen nudum]

Taxonomic Opinions

+ — Cummings et al., 2025: 232.

+ Unio (Nephronaias) aztecorum Philippi, 1847 — Martens, 1900: 502.

= Unio impressus Menke, 1830 — Menke, 1830: 107.