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!

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Unionoida | Unionoidea | Unionidae | 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

Page updated: 08:28:06 Tue 01 Jul 2025