Bivalvia | Unionida | Hyrioidea | Hyriidae | Hyriinae | Castaliini | Castalia

Hidalgo, 1865. J. de Conch. 13: 316.
Hidalgo, 1865. J. de Conch. 13: 429, pl. 14, fig. 2.
LECTOTYPE MNHN-IM-2000-35847 (by Fischer-Piette, 1950: 66), “Hab. Imbabura, Républicæ Æquatorianæ (coll. Crosse, Hidalgo et Paz).”.
Tetraplodon crosseanus — Simpson (1900), Haas (1916)
Tetraplodon (Group of T. multisulcatus) crosseanus — Simpson (1914)
Castalia crosseana — Haas (1931), Haas (1969), Pereira et al. (2014), Graf & Cummings (2021), Breure et al. (2022), Nagel (2025)
Castalia (s.s.) ambigua crosseana — Modell (1950)
Castalia ambigua ambigua — Bonetto (1965), Ramírez et al. (2003)
Castalia ambigua — Simone (2006)
(error for Castalia crosseana Hidalgo, 1865)
‘Hupé’ Lea, 1870. Synopsis Fam. Naiades: 27.
(error for Castalia crosseana Hidalgo, 1865)
Lea, 1870. Synopsis Fam. Naiades: corrigenda et addenda.
Tetraplodon crosseanus — Simpson (1900), Haas (1916)
Tetraplodon (Group of T. multisulcatus) crosseanus — Simpson (1914)
Castalia crosseana — Haas (1931), Haas (1969), Pereira et al. (2014), Graf & Cummings (2021), Breure et al. (2022), Nagel (2025)
Castalia (s.s.) ambigua crosseana — Modell (1950)
Castalia ambigua ambigua — Bonetto (1965), Ramírez et al. (2003)
Castalia ambigua — Simone (2006)