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 2 March 2026
nominal species Unio primigenius Conrad, 1838
Unio primigenius Conrad, 1838 = nomen dubium
Conrad, 1838. N.Y. State Geol. Surv. Ann. Rept. (2): 133.
Taxonomic Opinions
= Unio primigenius Conrad — Henderson, 1935: 72.
