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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!

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Publication Clessin (1873): summary
     publication summary

Complete Citation

Clessin, S. 1873. Zur Kenntniss unserer Pisidien. Malakozoologische Blätter 20: 21-30. Available electronically.

Attributed Nominal Species

Pisidium ibericum Clessin, 1873
Clessin, 1873. Malak. Blatt. 20: 29, fig. 4.
Clessin, 1874. Conch. Cab. 9(3): 36, pl. 4, figs. 1-3.

Pisidium scholtzii Clessin, 1873
Clessin, 1873. Malak. Blatt. 20: 23, pl. 1, fig. 1.
Clessin in Westerlund, 1873. Fauna Moll. Terr. Fluv. Suec. Norv. Dan. (2): 540.
Clessin, 1874. Conch. Cab. 9(3): 18, pl. 2, figs. 1-3.
(new name for Pisidium obtusale Scholtz, 1853)

 
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