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=492

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Unionoida | Hyrioidea | Hyriidae | Hyriinae | Castaliini | Castalia ambigua

nominal species Castalia acuticosta Hupé, 1857

Hupé, 1857, [in] Castelnau, Anim. Nouv. Rares d’Amer. Sud: 77, pl. 14, fig. 3.
Type(s): HOLOTYPE MNHN_MP_0162, Rio Mondego, (Bresil).

= Castalia ambigua

Taxonomic Opinions

+ Castalia ambigua Lamarck, 1819 — Simone, 2006
+ Castalia ambigua ambigua Lamarck, 1819 — Ramírez et al., 2003
- NO OPINION — Mansur, 1991
+ Castalia quadrilatera d’Orbigny, 1835 — Quintana, 1982
+ Castalia quadrilatera d’Orbigny, 1835 — Haas, 1969
+ Castalia ambigua ambigua Lamarck, 1819 — Bonetto, 1965
= Castalia acuticosta Hupé — Bonetto, 1961
+ Castalia (s.s.) quadrilatera quadrilatera Orbigny, 1835 — Modell, 1950
= Castalia acuticosta Húpe, 1857 — Morretes, 1949
= Castalia acuticosta Húpe, 1857 — Haas, 1931
= Castalia acuticosta Húpe, 1857 — Ortmann, 1921
+ Tetraplodon quadrilaterus (d’Orbigny, 1835) — Simpson, 1914
= Tetraplodon acuticosta (Hupé, 1857) — Ihering, 1910
+ Tetraplodon quadrilaterum (d’Orbigny, 1835) — Simpson, 1900
+ Margaron (Prisodon) truncatus (Schum.) — Lea, 1870
= Castalia acuticostata [sic] Hupé, 1857 — Sowerby, 1869
= Castalia acuticosta Húpe, 1857 — Hupé, 1857

Page updated: 11:37:01 Mon 08 Sep 2025