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
Fri 13 February 2026
nominal species Pisidium ovale Benoit, 1875
Pisidium ovale Benoit, 1875 = nomen dubium
‘Petit’ Benoit, 1875. Boll. Soc. Malac. Ital. 1: 163. [nomen nudum]
Taxonomic Opinions
+ Pisidium obtusale Nilsson — Benoit, 1875: 163.
