species Ptychorhynchus schomburgianum (Heude, 1885): synonymy

Unio schomburgianus Heude, 1885

(correct name for Unio schombergiana Heude, 1885)
Heude, 1885. Conch. Fluv. Nanking (9): pl. 72, fig. 139.
Heude, 1885. Conch. Fluv. Nanking (9): pl. 72, fig. 139 [as ‘schombergiana’].
SYNTYPE MNHN_MP_0075, Insel Hainan, Nanking.

Ptychorhynchus schomburgianus — Simpson (1900)
Ptychorhynchus (Group of P. apicellatum) schomburgianum — Simpson (1914)
Ptychorhynchus schomburgianum — Haas (1924), Haas (1930), Haas (1969), Graf & Cummings (2007), Bogan (2010), He & Zhuang (2013), Zieritz et al. (2018), Liu et al. (2020), Graf & Cummings (2021)

Unio schombergiana Heude, 1885

(incorrect original spelling of Unio schomburgianus Heude, 1885)
Heude, 1885. Conch. Fluv. Nanking (9): pl. 72, fig. 139.