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!

The MUSSEL Project Database has moved to a new server, with a new URL! The new address for this page is: https://musselpdb.org/db.php?ty=nomsp&id=6211

Search the database pages:

Bivalvia | Unionoida | Unionoidea | Margaritiferidae | Margaritiferinae | Margaritifera onariotis

nominal species Unio (Margaritana) onariotis Heer, 1869

Heer, 1869, Flora Fossilis Alaskana: ??.
Miller, 1881, J. Cincinnati Soc. Nat. Hist. 4: 37.

= Margaritifera onariotis

Taxonomic Opinions

= Margaritifera onariotis (Mayer) — Henderson, 1935
- NO OPINION — Hannibal, 1912

Page updated: 11:40:15 Mon 08 Sep 2025