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!
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Bivalvia | Sphaerioida | Sphaerioidea | Sphaeriidae | Sphaeriinae | Euglesa casertana nominal species Cyclas minima Studer, 1820 Draparnaud, 1806. Hist. Moll. France: pl. 10, figs. 11-12 [as ‘Cyclas fontinalis’]. [in part] Studer, 1820. System. Verzeich. bekannt geword. Schweizer-Conchylien: 29. = Euglesa casertana Taxonomic Opinions+ Pisidium obtusale Pfeiffer — Prime, 1895 + Pisidium obtusale Nilsson — Benoit, 1875 + Pisidium obtusale C. Pfeiffer — Prime, 1870 = Pisidium minimum Studeman [sic] — Prime, 1852
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