MUSSELpdb

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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 | Sphaerioida | Sphaerioidea | Sphaeriidae | Sphaeriinae | Sphaerium

species Sphaerium occidentale (Lewis, 1856): specimens

2 available nominal species synonyms (3 total synonyms)

Recent Taxonomic Opinions

Sphaerium occidentale — Mackie (2007), Schultheiß et al. (2008), Bogan (2010), Stunžėnas et al. (2011), ITIS (2012), Clewing et al. (2013), Bespalaya et al. (2017), Saito et al. (2022), Bespalaya et al. (2022)
Sphaerium (Herringtonium) occidentale — Fuentealba-Jara et al. (2017), Bespalaya et al. (2023)

Range

Widespread in North America.

Map of Georeferenced Specimens

MUSSELp Specimen Records

There are no specimens for this species in the MUSSELpdb.

Genbank Vouchers

Georeferenced Genbank Vouchers

USA

UMMZ_300354. (16S: DQ986373, go to Genbank) Grapevine Pt. Douglas Lake, Munro Twp SE1/4 Sec 28 T37N, R3W, Cheboygan Co., Michigan.

RMBH_MSph_285_1. (16S: ON563530, 28S: ON783904, go to Genbank) USA: Montana, Yellowstone National Park, Yellowstone Lake.

RMBH_MSph_285_2. (16S: ON563531, 28S: ON783905, go to Genbank) ditto.