Synbranchiformes
…family, the Synbranchidae; four genera; and 17 species. The Mastacembeloidei has two families: Chaudhuriidae, with four genera and five species, and Mastacembelidae, with three genera and about 26 species. Modern studies have placed Indostomus, the sole genus within the family Indostomidae, within the Synbranchiformes…