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MUSSELpdb

Taxonomy

Margaritiferidae

Species & Genus Richness by
Taxonomy

Geography

Central America

Species Richness & Endemism by
Geography

Data last updated
Mon 1 Dec 2025

Bivalvia | ... | Unionidae | Ambleminae | Quadrulini | Quadrulina | Quadrula fragosa

nominal species Quadrula fragosa Scammon, 1906

Quadrula fragosa Scammon, 1906 = Quadrula fragosa

‘Conrad’ Scammon, 1906. KS Univ. Sci. Bull. 3(9): ??.
(reference to Unio fragosus Conrad, 1835)

= Quadrula fragosa

Taxonomic Opinions

+ Quadrula quadrula (Rafinesque, 1820) — Vidrine, 1993

+ Quadrula quadrula (Rafinesque, 1820) — Murray & Leonard, 1962

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