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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!

Publication Bogan et al. (2026): summary
     publication summary

Complete Citation

Bogan, A.E., A. Henderson, K.J. Roe, D.T. Zanatta & J.L. Harris. 2026. A revised list of the North American Sphaeriidae: common names, scientific names, and distributions. Freshwater Mollusk Biology and Conservation 29(1): 1-6. Available electronically.

Taxonomic Opinions

Conventus conventus (Clessin, 1877)

Conventus insigne (Gabb, 1868)

Euglesa adamsii (Stimpson, 1851)

Euglesa casertana (Poli, 1791)

Euglesa compressa (Prime, 1852)

Euglesa equilateralis (Prime, 1852)

Euglesa fallax (Sterki, 1896)

Euglesa ferruginea (Prime, 1852)

Euglesa globularis (Clessin in Westerlund, 1873)

Euglesa henslowana (Sheppard, 1825)

Euglesa lilljeborgii (Clessin in Esmark & Hoyer, 1886)

Euglesa milium (Held, 1836)

Euglesa nitida (Jenyns, 1832)

Euglesa rotundata (Prime, 1852)

Euglesa subtruncata (Malm, 1855)

Euglesa supina (Schmidt, 1851)

Euglesa ultramontana (Prime, 1865)

Euglesa variabilis (Prime, 1852)
+ Pisidium sanguinichristi Taylor, 1987

Euglesa ventricosa (Prime, 1851)
+ Pisidium obtusale Pfeiffer, 1821

Euglesa walkeri (Sterki, 1895)

Eupera cubensis (Prime, 1865)

Eupera insignis Pilsbry, 1926

Eupera singleyi (Pilsbry, 1889)

Odhneripisidium moitessierianum (Paladilhe, 1866)

Pisidium amnicum (Müller, 1774)

Pisidium cruciatum Sterki, 1895

Pisidium dubium (Say, 1817)

Pisidium idahoense Roper, 1891

Pisidium punctatum Sterki, 1896

Pisidium punctiferum (Guppy, 1867)

Pisidium vegae Pilsbry, 1926

Sphaerium corneum (Linnaeus, 1758)

Sphaerium fabale (Prime, 1852)

Sphaerium lacustre (Müller, 1774)

Sphaerium martensi Pilsbry, 1899

Sphaerium mexicanum Dall, 1905

Sphaerium nitidum Clessin in Westerlund, 1876

Sphaerium novoleonis Pilsbry, 1904

Sphaerium occidentale (Lewis, 1856)

Sphaerium partumeium (Say, 1822)

Sphaerium patella (Gould, 1850)

Sphaerium queretaronis Pilsbry, 1926

Sphaerium rhomboideum (Say, 1822)

Sphaerium securis (Prime, 1852)

Sphaerium simile (Say, 1817)

Sphaerium striatinum (Lamarck, 1818)

Sphaerium subtransversum Prime, 1860

Sphaerium transversum (Say, 1829)

Sphaerium triangulare (Say, 1829)