species Friersonia iridella (Pilsbry & Frierson, 1908): synonymy

Lampsilis iridella Pilsbry & Frierson, 1908

Frierson, 1907. Nautilus 21(8): pl. 12, two lower right figs.
Pilsbry & Frierson, 1908. Nautilus 22(8): 81.
Pilsbry, 1910. Proc. Acad. Nat. Sci. 61: 534.
Type(s): HOLOTYPE ANSP_93810, Tampico, Mex.

Lampsilis iridella — Pilsbry (1910)
Friersonia iridella — Ortmann (1912), Simpson (1914), Thiele (1934), Haas (1969), Haas (1969), Starobogatov (1970), Contreras-Arquieta (2000), Graf & Cummings (2007), Bogan (2010), Graf & Cummings (2021), Czaja et al. (2023), Cummings et al. (2025)
Lampsilis (Friersonia) iridella — Frierson (1927), Haas (1929)

Lampsilis novileonis Pilsbry, 1910

Pilsbry, 1910. Proc. Acad. Nat. Sci. 61: 537, pl. 27, figs. 1-2.
Type(s): LECTOTYPE [AS HOLOTYPE] ANSP_99518 (by Johnson & Baker, 1973: 163), Casa Viejas, T., S.L. Potosi, Mex.

Lampsilis novileonis — Pilsbry (1910), Simpson (1914)
Lampsilis (Disconaias) novi-leonensis [sic] — Frierson (1927)
Lampsilis (Disconaias) novileonis — Haas (1969)
Disconaias novileonis — Graf & Cummings (2007), Bogan (2010), Graf & Cummings (2021), Czaja et al. (2023)
Friersonia iridella — Cummings et al. (2025)

Lampsilis (Disconaias) novileonensis Frierson, 1927

‘Pilsbry’ Frierson, 1927. Check List N. Amer. Naiades: 83 [as ‘novi-leonensis’].
(error for Lampsilis novileonis Pilsbry, 1910)