Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Popenaiadini | Psoronaias guatemalensis

Haas, 1929. Senckenbergiana 11: 323, figs. 12-13.
Haas, 1969. Das Tierreich 88: 194.
Type(s): HOLOTYPE (ORIG. DESIG.) SMF_3488, Mexico: Arroyo Limón, Staat Tabasco.
+ Psoronaias kuxensis Frierson, 1917 — Cummings et al., 2025: 326, pl. 67 bottom right.
= Nephronaias hermanni (Haas, 1929) — Czaja et al., 2023: 87.
= Nephronaias hermanni (Haas, 1929) — Graf & Cummings, 2021: 20.
= Nephronaias hermanni Haas, 1929 — Bogan, 2010: [23].
= Nephronaias hermanni (Haas, 1929) — Graf & Cummings, 2007: 308.
= Nephronaias (s.s.) hermanni (Haas, 1929) — Haas, 1969: 194.
= Elliptio (Nephronaias) hermanni n. sp. — Haas, 1929: 323, figs. 12-13.