MUSSELp

MUSSELpdb

Introduction

Browse

d'basing

Search the MUSSELpdb

Taxonomy

all genera

Unionidae

Margaritiferidae

Hyriidae

Etheriidae

Mycetopodidae

Iridinidae


Species & Genus Richness by
Taxonomy

Geography

Summary

North America

Central America

South America

Afrotropics

North Eurasia

East Asia

Australasia


Species Richness & Endemism by
Geography

Data last updated
Mon 1 Dec 2025

Bivalvia | Unionoida | Unionoidea | Unionidae | Unioninae | Anodontini | Alasmidontina

genus Utterbackia F.C. Baker, 1927: species

1 available nominal genus synonym (2 total synonyms) | cladomics

Included Species

Utterbackia imbecillis (Say, 1829)

syonymy (6 available, 11 total) | specimens (47 + 1 Genbank voucher)

Range: Widespread in the Interior, Great Lakes, Gulf Coastal, and Atlantic slope basins, North America. Introduced to peninsular Florida and Mexico. (North America, Central America)

Genbank sequences: 16S, 18S, 28S, COI, mtGenome, ND1, other
IUCN Red List: Least Concern
NatureServe: G5
other links: MolluscaBase

Utterbackia peggyae (R.I. Johnson, 1965)

syonymy (1 available, 2 total) | specimens (1 + 1 Genbank voucher)

Range: Eastern Gulf Coastal Plain, from the Escambia to the St. Marks, USA. (North America)

Genbank sequences: 16S, 28S, 5.8S, COI, ITS1, ND1, other
NatureServe: G3
other links: MolluscaBase

Utterbackia peninsularis Bogan & Hoeh, 1995

syonymy (1 available, 1 total) | specimens (0)

Range: Suwannee River and peninsular Florida, USA. (North America)

Genbank sequences: COI, mtGenome, mtGenome M-type, ND1, other, SRA
NatureServe: G2
other links: MolluscaBase

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