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Species & Genus Richness offreshwater musselsby Taxonomy
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Species Richness & Endemism offreshwater mussels by Geography
Data last updated Thu 22 January 2026
Bivalvia | Unionida | Trigonioidoidea | Nakamuranaiadidae | Nippononaia fordi
Barker et al., 1997. Palaeontology 40(4): 957, figs. 2a-f.
= Nippononaia fordi
= Nippononaia (Subnippononaia) fordi sp. nov. — Barker et al., 1997