Home | About | Database | Mussel of the Month | Publications & Presentations

MUSSELpdb

Introduction

Browse

d'basing

Cladomics


Search the MUSSELpdb

Taxonomy

all genera

Summary

Unionidae

Margaritiferidae

Hyriidae

Etheriidae

Mycetopodidae

Iridinidae


Species & Genus Richness of
freshwater mussels
by Taxonomy


Species & Genus Richness of
freshwater bivalves
by Family

Geography

Summary

North America

Central America

South America

Afrotropics

North Eurasia

East Asia

Australasia


Species Richness & Endemism of
freshwater mussels
by Geography


Data last updated
Thu 19 March 2026

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

nominal species Quadrula quedrula Contreras-Arquieta, 2000

Quadrula quedrula Contreras-Arquieta, 2000 = Quadrula quadrula

‘Rafinesque’ Contreras-Arquieta, 2000. Mexicoa 2(1): 44.
(error for Obliquaria (Quadrula) quadrula Rafinesque, 1820)

Taxonomic Opinions

None available.

NSF icon

Site developed and maintained by Dan Graf & Kevin Cummings.
Funded by The National Science Foundation.

"Making the world a better place, one mollusk at a time."
MUSSEL icon