Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Popenaiadini | Psoronaias guatemalensis

nominal species Quadrula guatemalensis Simpson, 1900

Quadrula guatemalensis Simpson, 1900 = Psoronaias guatemalensis

Simpson, 1900. Proc. Acad. Nat. Sci. 52: 83, pl. 2, fig. 4.
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 796.
Simpson, 1914. Descr. Cat. Naiades: 909.
Type(s): HOLOTYPE (ORIG. DESIG.) USNM_128991, Usumacinta River, Guatemala.

Taxonomic Opinions

= Psoronaias guatemalensis (Simpson, 1900) — Campbell & Lydeard, 2026: 289.

= Psorula guatemalensis (Simpson, 1900) — Freeman et al., 2025: 246, Table 1.

+ Psoronaias kuxensis Frierson, 1917 — Cummings et al., 2025: 325, pl. 67 middle right.

= Psoronaias guatemalensis (Simpson, 1900) — Czaja et al., 2023: 88.

= Psoronaias guatemalensis (Simpson, 1900) — Graf & Cummings, 2021: 20.

= Psorula guatemalensis — Inoue et al., 2020: 460.

= Psorula guatemalensis (Simpson, 1900) — Pfeiffer et al., 2019: 108.

= Psorula guatemalensis Simpson, 1900 — Bogan, 2010: [web].

= Psorula guatemalensis (Simpson, 1900) — Graf & Cummings, 2007: 309.

= Psorula guatemalensis (Simpson, 1900) — Haas, 1969: 321.

= Amblema (Psorula) guatemalensis Simps. — Haas, 1930: 319.

= Psoronaias guatemalensis (Simpson, 1900) — Frierson, 1927: 64, sp. 283.

= Quadrula (Rotundaria) guatemalensis Simpson, 1900 — Simpson, 1914: 909.

= Quadrula (Rotundaria) guatemalensis (Simpson, 1900) — Simpson, 1900: 796.

= Quadrula guatemalensis Simpson — Simpson, 1900: 83, pl. 2, fig. 4.