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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Unionoida | Unionoidea | Unionidae | Ambleminae | Lampsilini | Cyrtonaias sapperi

nominal species Unio sapperi Ihering, 1901

Simpson, 1900, Proc. U.S. Nat. Mus. 22: 571, footnote 4 [as ‘Unio explicatus’].
Ihering, 1901, Nautilus 15(5): 50.
Type(s): TYPE SMF_3477, Río Chixoy, Nebemfld. Río Usumacinta, Guatemala.

= Cyrtonaias sapperi

Taxonomic Opinions

= Cyrtonaias sapperi (Ihering, 1901) — Graf & Cummings, 2021
= Cyrtonaias sapperi von Ihering, 1901 — Bogan, 2010
= Cyrtonaias sapperi (von Ihering, 1901) — Graf & Cummings, 2007
= Lampsilis (Cyrtonaias) sapperi von Ihering, 1901 — Haas, 1969
+ Lampsilis (Cyrtonaias) microdon (Marts.) — Haas, 1929
= Lampsilis (Cyrtonaias) sapperi (von Ihering, 1901) — Frierson, 1927
= Lampsilis (Proptera) sapperi (von Ihering, 1901) — Simpson, 1914
= Lampsilis sapperi (von Ihering, 1901) — Ihering, 1901

Page updated: 08:33:04 Tue 01 Jul 2025