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MUSSELpdb
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d'basing
Taxonomy
all genera
Unionidae
Margaritiferidae
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Mycetopodidae
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Species & Genus Richness by Taxonomy
Geography
Summary
North America
Central America
South America
Afrotropics
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Species Richness & Endemism by Geography
Data last updated Mon 1 Dec 2025
Bivalvia | ... | Unionidae | Ambleminae | Quadrulini | Quadrulina | Quadrula couchiana
‘Lea’ Contreras-Arquieta, 2000. Mexicoa 2(1): 44.(error for Unio couchianus Lea, 1860)
= Quadrula couchiana
