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Species & Genus Richness offreshwater musselsby Taxonomy
Species & Genus Richness offreshwater bivalves by Family
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Species Richness & Endemism offreshwater mussels by Geography
Data last updated Thu 22 January 2026
Bivalvia | Cardiida | Cardioidea | Cardiidae | Didacna trigonoides
‘Krynicki’ Ferussac, 1835. Bull. Zool.: 94. [nomen nudum]
= Didacna trigonoides
+ Didacna trigonoides (Pallas, 1771) — Lamy, 1946