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 | Unionoida | Unionoidea | Unionidae | Costanaia arciformis

nominal species Costanaia arciformis MacNeil, 1935

MacNeil, 1935, Jour. Paleont. 9: 13, pl. 3, figs. 3-12; pl. 5, figs. 14-15.

= Costanaia arciformis

Taxonomic Opinions

- NO OPINION — Millard, 2001
= Costanaia arciformis MacNeil, 1935 — Starobogatov, 1970
= Costanaia arciformis MacNeil — Haas, 1969
= Costanaia arciformis MacNeil, 1935 — Modell, 1957
= Costanaia arciformis n. sp. — MacNeil, 1935

Page updated: 08:37:35 Tue 01 Jul 2025