MUSSELpdb
Taxonomy
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 29 June 2026
nominal species Anodonta trigona Held, 1836
Anodonta trigona Held, 1836 = nomen dubium
(homonym of Anodon trigonus Spix in Wagner, 1827)
Held, 1836. Isis (Oken) 1836: 280.
Taxonomic Opinions
= — Haas, 1969: 370.
= Anodonta trigona Held, 1836 — Simpson, 1914: 438.
= — Simpson, 1900: 648.
= Anodonta trigona mihi. — Held, 1836: 280.
