species Sphenonaias liebmanni (Philippi, 1847): synonymy

Unio liebmanni Philippi, 1847

Philippi, 1847. Zeitschr. f. Malakozool. 4(6): 96.
Philippi, 1849. Abbild. Beschr. Conch. 4: 27, pl. 6, fig. 1.
TYPE LOST XXX_UNKNOWN, Mexico.

Unio (sec. Elliptio) liebmanni — Simpson (1900)
Unio (Sphenonaias) liebmanni — Martens (1900)
Unio (sec. Elliptio) (Group of U. liebmanni) liebmanni — Simpson (1914)
Elliptio (Sphenonaias) liebmanni — Frierson (1927)
Elliptio (Barynaias) liebmanni — Haas (1929)
Nephronaias (Sphenonaias) liebmanni — Haas (1969), Haas (1969)
Sphenonaias liebmanni — Graf & Cummings (2007), Bogan (2010), Pfeiffer et al. (2019), Graf & Cummings (2021), Czaja et al. (2023), Cummings et al. (2025)

Elliptio (Sphenonaias) liebmanni cuatotolapamensis H.B. Baker, 1922

(intro'd as intra-sp. of Unio liebmanni Philippi, 1847)
H.B. Baker, 1922. Occ. Pap. Mus. Zool. Univ. Mich. (106): 13, pl. 1, figs. 6-7; pl. 3, fig. 22; pl. 4, figs. 20-25.
HOLOTYPE (ORIG. DESIG.) UMMZ_31904, Rio San Juan, Mexico.

Elliptio (Sphenonaias) liebmanni-cuatotolapamensis — Frierson (1927)
Nephronaias (Sphenonaias) liebmanni — Haas (1969)
Sphenonaias liebmanni — Cummings et al. (2025)

Unio leibmanni B.H. Wright, 1888

(error for Unio liebmanni Philippi, 1847)
‘Phil.’ B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [3].