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=202

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Unionoida | Hyrioidea | Hyriidae | Hyriinae | Rhipidodontini | Diplodon delodontus

nominal species Unio divaricatus Lea, 1834

Lea, 1834, Trans. Amer. Phil. Soc. 5 [O. 1]: 64 [176], pl. 9, fig. 24.
Type(s): HOLOTYPE USNM_85332A, Egypt? (S. Am?).

= Diplodon delodontus

Taxonomic Opinions

+ Diplodon delodontus (Lamarck, 1819) — Simone, 2006
+ Diplodon delodontus delodontus (Lamarck, 1819) Simpson — Quintana, 1982
+ Diplodon delodontus delodontus (Lamarck, 1819) — Mansur, 1970
+ Diplodon (s.s.) delodontus delodontus (Lamarck, 1819) — Haas, 1969
+ Diplodon delodontus delodontus (Lamarck, 1819) — Parodiz, 1968
+ Diplodon (s.s.) delodontus delodontus (Lamarck, 1819) — Bonetto, 1965
+ Diplodon (s.s.) delodontus delodontus (Lamarck, 1919) [sic] — Figueiras, 1965
+ Diplodon delodonta delodonta (Lamarck, 1819) — Bonetto, 1954
+ Diplodon delodontus delodontus (Lamarck, 1819) — Haas, 1930
- NO OPINION — Pilsbry & Bequaert, 1927
= Diplodon (s.s.) divaricatus (Lea, 1834) — Simpson, 1914
- NO OPINION — de Gregorio, 1914
= Diplodon (s.s.) divaricatus (Lea, 1834) — Simpson, 1900
= Unio divaricatus Lea, 1834 — Jickeli, 1874
= Margaron (Unio) divaricatus (Lea) — Lea, 1870
= Unio divaricatus Lea, 1834 — Martens, 1866
= Unio (Hyridella) divaricatus Lea — Adams & Adams, 1857
= Margaron (Unio) divaricatus (Lea) — Lea, 1852
= Unio divaricatus Lea — Hanley, 1843
= Margarita (Unio) divaricatus Lea — Lea, 1838
= Margarita (Unio) divaricatus (Lea, 1834) — Lea, 1836

Page updated: 11:32:36 Mon 08 Sep 2025