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d'basing
all genera
Unionidae
Margaritiferidae
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Species & Genus Richness offreshwater musselsby Taxonomy
Species & Genus Richness offreshwater bivalves by Family
Summary
North America
Central America
South America
Afrotropics
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East Asia
Australasia
Species Richness & Endemism offreshwater mussels by Geography
Data last updated Thu 22 January 2026
Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Popenaiadini | Nephronaias aztecorum
Nephronaias aztecorum (Philippi, 1847), creek, 2 km E Aquismon, 21° 37.4’ N, 99° 00.0’ W, San Luis Potosi, Mexico