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Page last updated
Wed 03 Aug 2022

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!

This page documents data for Studer (1820), such as genera and species attributed to that publication (including known misspellings, misidentifications, and other unavailable names) as well as taxonomic opinions, if available. Taxonomic opinions refer to uses of genera and species as valid and invalid in that work.

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Publication information

Studer, S. 1820. Systematisches Verzeichniss der bis jetzt bekannt gewordenen Schweizer-Conchylien. 32 pp.

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Attributed Species Names

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.
(new name for Cyclas fontinalis Draparnaud, 1806)

Unio sinuatus Studer, 1820
Schröter, 1779, Gesch. Flußconch.: 182, pl. 2, fig. 2 [Mya testa crassa]. [non-binomial]
Studer, 1820, System. Verzeich. bekannt geword. Schweizer-Conchylien: 30.
(homonym of Unio sinuata Lamarck, 1819)

Unio inflatus Studer, 1820
Draparnaud, 1806, Hist. Moll. France: pl. 11, figs. 2. [in part]
Studer, 1820, System. Verzeich. bekannt geword. Schweizer-Conchylien: 30.
(reference to Unio pictorum Draparnaud, 1806)

Unio dilatatus Studer, 1820
Bruguière, 1797, Encycl. Méth. 2: pl. 249, fig. 4a-b [as Unio sp.].
Studer, 1820, System. Verzeich. bekannt geword. Schweizer-Conchylien: 30.

Cyclas nucleus Studer, 1820
Studer, 1820, System. Verzeich. bekannt geword. Schweizer-Conchylien: 29.

Unio planus Studer, 1820
Studer, 1820, System. Verzeich. bekannt geword. Schweizer-Conchylien: 30.

Unio rostratus Studer, 1820
Studer, 1820, System. Verzeich. bekannt geword. Schweizer-Conchylien: 30.
(homonym of Unio rostrata Lamarck, 1819)

Unio ovatus Studer, 1820
Schröter, 1779, Gesch. Flußconch.: pl. 3, figs. 2.
Studer, 1820, System. Verzeich. bekannt geword. Schweizer-Conchylien: 30.
(homonym of Unio ovatus Say, 1817)

Taxonomic Opinions

Anodonta anatina Drap.

Anodonta cygnea
+ Mytilus cygneus Schröter, 1779

Cyclas amnica Drap.

Cyclas fontinalis Drap.

Cyclas lacustris Drap.

Cyclas nucleus mihi

Cyclas rivalis Drap.

Unio dilatatus mihi

Unio inflatus mihi
+ Unio pictorum Draparnaud, 1806

Unio ovatus mihi

Unio planus mihi

Unio rostratus mihi

Unio sinuatus mihi

Page updated: 10:13:50 Wed 03 Aug 2022

 
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