The karyotypes of seven species of fishes, i, e. Sinocyclocheilus grahami tingi, S. maculatus, Percocypris pingi pingi, Barbodes lacustris, B. daliensis, Acrossocheilus yunnanensis, Garra pingi pingi, in Barbinae, Cyprininae, were described. The first three were estimated to be tetraploids while the last four were to be diploids, in view of the following reasons, i,A high degree of correlation exists between the chromosome numbers, the arm numbers and the various ploidy among the members of Acipenseridae, Polyo The karyotypes of seven species of fishes, i, e. Sinocyclocheilus grahami tingi, S. maculatus, Percocypris pingi pingi, Barbodes lacustris, B. daliensis, Acrossocheilus yunnanensis, Garra pingi pingi, in Barbinae, Cyprininae, were described. The first three were estimated to be tetraploids while the last four were to be diploids, in view of the following reasons, i, A high degree of correlation exists between the chromosome numbers, the arm numbers and the various ploidy among the members of Acipenseridae, Polyo