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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 | Venerida | Arcticoidea | Trapezidae | Flaviolanatus subtortus
Laseron, 1956. Austral. Zool. 12(3): 274, figs. 46-49.
= Flaviolanatus subtortus
+ Fluviolanatus subtortus (Dunker, 1857) — Morton, 1982