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Thu 3 September 2025

The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)

FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!

Bivalvia | Sphaeriida | Sphaerioidea | Sphaeriidae | Sphaeriinae | Euglesa

species Euglesa compressa (Prime, 1852): specimens
     18 available nominal species synonyms (20 total synonyms)

Recent Taxonomic Opinions

Pisidium (Cyclocalyx) compressum — Mackie (2007), Bespalaya et al. (2017), Fuentealba-Jara et al. (2017)
Pisidium compressum — Schultheiß et al. (2008), Bogan (2010), ITIS (2012), Clewing et al. (2013), Ram et al. (2014), Saito et al. (2022)
Euglesa (Cyclocalyx) compressa — Mouthon & Forcellini (2017)
Euglesa compressum — Vinarski et al. (2020)
Euglesa compressa — Príe et al. (2021), Czaja et al. (2023), Prié et al. (2023)
Euglesa (Casertiana) compressa — Bespalaya et al. (2023)

Range

Widespread in North America, and south into Mexico. Reported from Beringia in northern East Asia. Introduced to Europe.

Map of Georeferenced Specimens

There are no specimens for this species in the MUSSELpdb.

Georeferenced Genbank Vouchers

USA

RMBH_MSph_282_2. (16S: ON814900, 28S: ON783901, go to Genbank) USA: Montana, Yellowstone National Park, Madison River.

RMBH_MSph_286_3. (16S: ON814902, 28S: ON783906, go to Genbank) ditto.