5422 Probarbus jullieni Sauvage, 1880 Cyprinidae Minnows or carps Probarbinae Cypriniformes Teleostei Isok barb Asia: Mekong, Chao Phraya and Meklong basins of Indo-China and Thailand, and the Pahang and Perak basins of Malaysia (Ref. 7427). Catch, trade and transportation forbidden in Laos (Ref. 12217).