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
Fri 13 February 2026

Bivalvia

nominal species Pera amnica Leach, 1852

Pera amnica Leach, 1852 = nomen dubium

Leach, 1852. Syn. Moll. Gr. Brit.: 292.
(homonym of Tellina amnica Müller, 1774)

Taxonomic Opinions

= Pera amnica — Leach, 1852: 292.

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