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Species & Genus Richness offreshwater musselsby Taxonomy
Species & Genus Richness offreshwater bivalves by Family
Summary
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Species Richness & Endemism offreshwater mussels by Geography
Data last updated Thu 22 January 2026
Clessin, 1877. Conch. Cab. 9(3): 72, pl. 8, figs. 22-24.Clessin, 1877. Deutsche Excurs. Moll. Fauna: 517, fig. 334.
=
= Pisidium ovatum Clessin — Servain, 1882
= Pisidium (Gruppe Fossarina) ovatum Clessin — Clessin, 1877