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 microdon Bourguignat of Authors
Unio microdon Bourguignat of Authors = nomen dubium
Bourguignat of Authors.
Taxonomic Opinions
= Unio (Sandriana) microdon Bourguignat — Locard, 1889: 131.
