Home | About | Database | Mussel of the Month | Publications & Presentations
Introduction
Browse
d'basing
all genera
Unionidae
Margaritiferidae
Hyriidae
Etheriidae
Mycetopodidae
Iridinidae
Species & Genus Richness offreshwater musselsby Taxonomy
Species & Genus Richness offreshwater bivalves by Family
Summary
North America
Central America
South America
Afrotropics
North Eurasia
East Asia
Australasia
Species Richness & Endemism offreshwater mussels by Geography
Data last updated Thu 22 January 2026
Bivalvia | ... | Unionidae | Ambleminae | Quadrulini | Quadrulina | Quadrula quadrula
Quadrula quadrula (Rafinesque, 1820)
FLMNH_438809_9 (SK20029). Rio Grande (27.62609, -99.58903).
Associated Genbank Accessions: COI: PQ038729, COI M-type: PQ142685