MUSSELpdb

Taxonomy

all genera

Summary

Species & Genus Richness of
freshwater mussels
by Taxonomy

Species & Genus Richness of
freshwater bivalves
by Family

Geography

Species Richness & Endemism of
freshwater mussels
by Geography

Data last updated
Mon 2 March 2026

nominal species Unio plicatulus Küster, 1856

Unio plicatulus Küster, 1856 = Nephronaias aztecorum

specimen image from publication ‘Charpentier mss.’ Küster, 1856. Conchyl. Cab. 9(2): 154, pl. 44, fig. 4.
Type(s): TYPE LOST XXX_UNKNOWN, Mexico.

Taxonomic Opinions

+ Nephronaias aztecorum (Philippi, 1847) — Cummings et al., 2025: 233.

= Nephronaias plicatula (Küster, 1856) — Czaja et al., 2023: 87.

= Nephronaias plicatula (Küster, 1856) — Graf & Cummings, 2021: 20.

= Nephronaias plicatula Charpentier in Kuster, 1856 — Bogan, 2010: [23].

= Nephronaias plicatula (Charpentier in Küster, 1856) — Graf & Cummings, 2007: 308.

= Nephronaias (s.s.) plicatula (Charpentier in Küster, 1856) — Haas, 1969: 199.

= Nephronaias (s.s.) plicatula (Charpentier in Küster, 1856) — Haas, 1969: N425, fig. D26:4.

= Elliptio (sec. Nephronaias) plicatula (Charpentier) — Thiele, 1934: 829, [1262].

+ Elliptio (Nephronaias) aeruginosus (Morelet) — Haas, 1929: 322.

= Elliptio (Nephronaias) plicatulus (Charpentier in Küster, 1856) — Frierson, 1927: 35, sp. 122.

= Nephronaias plicatulus Küster — Frierson, 1917: 47.

= Nephronaias plicatula (Charpentier in Küster, 1856) — Simpson, 1914: 282.

+ Nephronaias tabascoensis (Küster, 1856) — Ihering, 1901: 51.

= Nephronaias plicatulus (Charpentier in Küster, 1856) — Simpson, 1900: 597.

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

= Unio (Nephronaias) plicatulus Charpentier in Küster, 1856 — Fischer & Crosse, 1894: 598.