Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Lampsilini | Actinonaias

Pilsbry, 1910. Proc. Acad. Nat. Sci. 61: 538, pl. 27, figs. 3-4.
Type(s): LECTOTYPE ANSP_99522 (by Johnson & Baker, 1973: 152), Coy River, S.L. Potosi, Mex.
Lampsilis coyensis — Pilsbry (1910), Simpson (1914)
Lampsilis (Actinonaias) coyensis — Frierson (1927)
Lampsilis (Friersonia) coyensis — Haas (1929)
Actinonaias coyensis — Haas (1969), Graf & Cummings (2007), Bogan (2010), Bogan (2013), Graf & Cummings (2021), Czaja et al. (2023), Cummings et al. (2025)
‘Pilsbry’ Haas, 1929. Senckenbergiana 11: 317. [nomen nudum]
(intro'd as intra-sp. of Lampsilis coyensis Pilsbry, 1910)
Lampsilis (Friersonia) coyensis — Haas (1929)
Actinonaias coyensis — Cummings et al. (2025)
Lampsilis coyensis — Pilsbry (1910), Simpson (1914)
Lampsilis (Actinonaias) coyensis — Frierson (1927)
Lampsilis (Friersonia) coyensis — Haas (1929)
Actinonaias coyensis — Haas (1969), Graf & Cummings (2007), Bogan (2010), Bogan (2013), Graf & Cummings (2021), Czaja et al. (2023), Cummings et al. (2025)