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Page last updated
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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Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Popenaiadini | Psoronaias crocodilorum

nominal species Unio crocodilorum Morelet, 1849

Morelet, 1849. Test. Nov. 1: 28.
Type(s): LECTOTYPE [AS HOLOTYPE] BMNH_1893-2-4-2030 (by R.I. Johnson, 1971: 81), River Usumacinta, Central America.

= Psoronaias crocodilorum

Taxonomic Opinions

= Psoronaias crocodilorum (Morelet, 1849) — Cummings et al., 2025

+ Psoronaias semigranosa (von dem Busch in Philippi, 1843) — Graf & Cummings, 2021

= Psoronaias crocodilorum Morelet, 1849 — Bogan, 2010

= Psoronaias crocodilorum (Morelet, 1849) — Graf & Cummings, 2007

= Psoronaias crocodilorum (Morelet, 1849) — Haas, 1969

+ Psoronaias semigranosus (von dem Busch, 1845) — Goodrich & van der Schalie, 1937

= Psoronaias crocodilorum Mor. — Haas, 1930

= Psoronaias crocodilarum [sic] (Morelet) — Haas, 1929

= Psoronaias crocodilorum (Morelet, 1849) — Frierson, 1927

= Psoronaias crocodilorumFrierson, 1917

= Unio (sec. Elliptio) crocodilarum [sic] Morelet, 1849 — Simpson, 1914

= Unio (sec. Elliptio) crocodilarum [sic] Morelet, 1849 — Simpson, 1900

= Unio (Psoronaias) crocodilorum Morelet, 1849 — Martens, 1900

= Unio (Psoronaias) crocodilorum A. Morelet, 1849 — Fischer & Crosse, 1894

+ Margaron (Unio) pliciferus (Lea) — Lea, 1870

= Unio crocodilorum Morelet, 1849 — Reeve, 1864

+ Lea, 1852

= Unio crocodilorumMorelet, 1849

 
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