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Ptychobarbus is a genus of cyprinid fish that is found in rivers, streams and lakes in the Himalayas and Tibetan Plateau of China, India, Nepal and Pakistan, extending into the highlands of Afghanistan. They reach up to 2.2 kg (5 lb) in weight and about 65 cm (2.1 ft) in total length.[1] They mostly feed on benthic invertebrates, but will also take planktonic organisms, aquatic plants and algae.[2]

Ptdip u0.jpg
Ptychobarbus dipogon
Scientific classification e
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Cypriniformes
Family: Cyprinidae
Genus: Ptychobarbus
Steindachner, 1866
Type species
Ptychobarbus conirostris
Steindachner, 1866

Ptychobarbus is a part of the schizothoracines (snowtrout and allies), which also includes the genera Aspiorhynchus, Chuanchia, Diptychus, Gymnodiptychus, Gymnocypris, Oxygymnocypris, Platypharodon, Schizopyge, Schizopygopsis and Schizothorax.[2]


There are currently four described species in the genus:[1]


  1. ^ a b Froese, Rainer and Pauly, Daniel, eds. (2019). Species of Ptychobarbus in FishBase. May 2019 version.
  2. ^ a b Qi, D.; Y. Chao; S. Guo; L. Zhao; T. Li; F. Wei; and X. Zhao (2012). Convergent, Parallel and Correlated Evolution of Trophic Morphologies in the Subfamily Schizothoracinae from the Qinghai-Tibetan Plateau. PLoS ONE 7(3): e34070. doi:10.1371/journal.pone.0034070