species Ptychorhynchus pfisteri (Heude, 1874): synonymy

Unio pfisteri Heude, 1874

Heude, 1874. J. de Conch. 22: 112.
Heude, 1875. Conch. Fluv. Nanking (1): pl. 1, fig. 1.
Type(s): SYNTYPES MNHN_MP_3396, Riviere de Nanking, Chine Central.

Ptychorhynchus pfisteri — Simpson (1900), Simpson (1914), Haas (1924), Thiele (1934), Haas (1969), ... Zhang et al. (2024), Dai et al. (2025), Dai et al. (2025), Chen et al. (2025), Chen et al. (2025)
Ptychorhynchus ptisteri [sic] — Sano et al. (2017), Wang et al. (2018)

Unio pfisteri var. insperatus Heude, 1877

Heude, 1877. Conch. Fluv. Nanking (2): pl. 14, fig. 28.
(intro'd as intra-sp. of Unio pfisteri Heude, 1874)
Type(s): SYNTYPES MNHN_MP_3426, Chine.

Ptychorhynchus pfisteri var. inspiratus [sic] — Simpson (1900)
Ptychorhynchus pfisteri var. inspiratum [sic] — Simpson (1914)
Ptychorhynchus pfisteri — Haas (1924), Haas (1969), IUCN (2012), He & Zhuang (2013)

Unio mediastinus Heude, 1883

Heude, 1883. Conch. Fluv. Nanking (8): pl. 63, fig. 123.

Ptychorhynchus mediastinus — Simpson (1900)
Ptychorhynchus pfisteri var. mediastinum — Simpson (1914)
Ptychorhynchus pfisteri — Haas (1924), Haas (1969), He & Zhuang (2013)

Ptychorhynchus pfisteri var. inspiratus Simpson, 1900

‘Heude’ Simpson, 1900. Proc. U.S. Nat. Mus. 22: 851.
‘Heude’ Simpson, 1914. Descr. Cat. Naiades: 1145.
(error for Unio pfisteri var. insperatus Heude, 1877)

Ptychorhynchus pfisteri — Haas (1924), Haas (1969)

Unio pfisteri inseparatus IUCN, 2012

‘Heude’ IUCN, 2012. IUCN Red List: [web].
(error for Unio pfisteri var. insperatus Heude, 1877)

Ptychorhynchus ptisteri Sano et al., 2017

Sano et al., 2017. J. Wat. Res. Prot. 9: 498.
Wang et al., 2018. Conserv. Genet. Resour. 11: 140.
(error for Unio pfisteri Heude, 1874)