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 | ... | Unionoidea | Unionidae | Unioninae | Anodontini | Alasmidontina | Pyganodon

species Pyganodon fragilis (Lamarck, 1819): specimens

8 available nominal species synonyms (12 total synonyms)

Recent Taxonomic Opinions

Pyganodon fragilis — Cyr et al. (2007), Zanatta et al. (2007), Chong et al. (2008), Bogan (2010), ITIS (2012), ... Krebs et al. (2019), Beauchamp et al. (2020), Graf & Cummings (2021), FMCS (2021), FMCS (2025)

Range

Northern Atlantic Slope, Canada.

Map of Georeferenced Specimens

specimens map of Pyganodon fragilis

MUSSELp Specimen Records

Canada

image of lot MNHN_MPL_0035
MNHN_MPL_0035
les lacs de Terre-Nueve [Newfoundland]

image of lot CM_187
CM_187
Spout Pond, Arm, Ferryland District, Southern Shore, Newfoundland

USA

image of lot MCZ_161870
MCZ_161870
Bostwick’s Lake, Michigan

image of lot USNM_25385
USNM_25385
Lake? Michigan

image of lot USNM_25385
USNM_25385
Lake? Michigan

image of lot USNM_25385
USNM_25385
Lake? Michigan

image of lot MCZ_161866
MCZ_161866
Michigan

image of lot MCZ_161871
MCZ_161871
Michigan

image of lot MCZ_161869
MCZ_161869
Shears Lake, Kent Co., Michigan

Genbank Vouchers

There are no georeferenced Genbank vouchers for this species in the MUSSELpdb.