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Unionidae

Margaritiferidae

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Species & Genus Richness of
freshwater mussels
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Species & Genus Richness of
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North America

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Species Richness & Endemism of
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Data last updated
Tue 05 May 2026

Bivalvia | Unionida | Unionoidea | Unionidae | Gonideinae | Caudiculatus caudiculatus

nominal species Unio caudiculatus Martens, 1897

Unio caudiculatus Martens, 1897 = Caudiculatus caudiculatus

Martens, 1897. Zool. Erg. Nied. Ost. Ind. 4: 309, Anmerking 1.
(reference to Unio caudiculatus Martens, 1867)

Taxonomic Opinions

+ Contradens fulvaster (Drouet & Chaper, 1892) — Haas, 1914: 188.

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