CallistoplacidaeCallistoplacidae is a family of chitons belonging to the order Chitonida.GeneraThe following genera are recognised in the family Callistoplacidae:Callistochiton CarpenterCallistoplax CarpenterCalloplax Thiele, 1909Caribbochiton Sirenko & B. Anseeuw, 2021Ceratozona Dall, 1882Ischnoplax Dall, 1879