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Unionidae
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Species & Genus Richness offreshwater musselsby Taxonomy
Species & Genus Richness offreshwater bivalves by Family
North America
Central America
South America
Afrotropics
North Eurasia
East Asia
Australasia
Species Richness & Endemism offreshwater mussels by Geography
Data last updated Thu 19 March 2026
Bivalvia | Venerida | Veneroidea | Veneridae
0 Recent freshwater species (2 total species)
Iredale, 1925. Rec. Austral. Mus. 14(4): 255.
The Taxonomic History lists the ways authors have classified the species currently assigned to Placamen, since 1900.
Placamen — Huang et al. (2025)