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 | Hyrioidea | Hyriidae | Hyriinae | Rhipidodontini | Diplodon rhombeus

nominal species Diplodon rhombeus Wagner, 1827

Spix in Wagner, 1827, Test. Fluv. Brasil.: 34, pl. 28, figs. 1-2.
Type(s): SYNTYPE SMF_3866, Rio Solimoes, Amazonas Geb. Bras.

= Diplodon rhombeus

Taxonomic Opinions

= Diplodon rhombeus Spix in Wagner, 1827 — Graf & Cummings, 2021
= Diplodon rhombeus Spix in Wagner (1827) — Mansur et al., 2020
= Diplodon (s.s.) rhombeus (Spix, 1827) — Pereira et al., 2014
= Diplodon rhombea (Spix & Wagner, 1827) — ITIS, 2013
= Rhipidodonta rhombea Spix & Wagner, 1827 — Bogan, 2010
= Rhipidodonta rhombea (Spix & Wagner, 1827) — Graf & Cummings, 2007
= Rhipidodonta rhombea (Wagner, 1827) — Simone, 2006
= Diplodon (Rhipidodonta) rhombeus (Wagner, 1827) — Haas, 1969
= Diplodon rhombeus (Wagner in Spix, 1827) — Parodiz, 1968
= Diplodon (Cyclomya) rhombeus (Wagner, 1827) — Haas, 1931
= Diplodon (s.s.) rhombeus (Wagner, 1827) — Simpson, 1914
= Diplodon (s.s.) rhombeus (Wagner, 1827) — Simpson, 1900
= Unio rhombeus Spix — Ihering, 1890
= Unio rhombeus Spix — Ihering, 1890
= Margaron (Unio) rhombeus (Wag.) — Lea, 1870
+ Unio delodonta Lamarck — Hupé, 1857
= Unio (Naidea) rhombeus Wag. — Adams & Adams, 1857
= Margaron (Unio) rhombeus (Wag.) — Lea, 1852
= Unio rhombeus Wagn. — Hanley, 1843
= Margarita (Unio) rhombeus Wag. — Lea, 1838
= Margarita (Unio) rhombeus (Wag.) — Lea, 1836
= Diplodon rhombeus (Spix & Wagner, 1827) — Wagner, 1827

Page updated: 11:31:40 Mon 08 Sep 2025