The Freshwater Mussels (Unionoida) of the World (and other less consequential bivalves)
FM(U)otW(aolcb) is the web version of the MUSSEL Project Database. Follow the links to browse the data or use the custom Google search field. Either way, you win!
Bivalvia | ... | Gonideinae | Gonideini | Ptychorhynchus pfisteri nominal species Unio mediastinus Heude, 1883  Heude, 1883. Conch. Fluv. Nanking (8): pl. 63, fig. 123.
= Ptychorhynchus pfisteri Taxonomic Opinions+ Ptychorhynchus pfisteri (Heude, 1874) — He & Zhuang, 2013 + Ptychorhynchus pfisteri (Heude, 1874) — Haas, 1969 + Ptychorhynchus pfisteri (Heude, 1874) — Haas, 1924 = Ptychorhynchus pfisteri var. mediastinum (Heude, 1883) — Simpson, 1914 = Ptychorhynchus mediastinus (Heude, 1883) — Simpson, 1900 = Unio mediastinus Heude — Heude, 1883
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