The present :paper, dealing with the pedunculate. Cirripedia (Suborder Lepadomorpha) , is the sixth part of a systematic study?of the cirripedian fauna of Chinese waters.The material for study was collected by the Institute of Oceanology, Academia Sinica during the period from 1950 to 1980, a great deal of them are from the continental shelf of the East China Sea during the years 1975一1980. Fifty-five species belonging to seven families and twenty-six genera arc identified. of these one species is described as new, and twenty.four species are recorded for the first time from Chinese waters. The type specimens of new species are deposited in the Institute of Oceanology, Academia Sinica at Qingdao