Cryptoplax is a genus of polyplacophoran molluscs.The genus consists of the following living species: \n* Cryptoplax burrowi E. A. Smith, 1884 \n* Cryptoplax caledonicus Rochebrune, 1882 \n* Cryptoplax dawydoffi Leloup, 1937 \n* Cryptoplax dimidiata Ang, 1967 \n* Cryptoplax dupuisi Ashby, 1931 \n* Cryptoplax elioti Pilsbry, 1901 \n* Cryptoplax hartmeyeri Thiele, 1911 \n* Cryptoplax iredalei Ashby, 1923 \n* Cryptoplax japonica Pilsbry, 1901 \n* Cryptoplax larvaeformis Burrow, 1815 \n* Cryptoplax mystica Iredale & Hull, 1925 \n* Cryptoplax oculata Quoy & Gaimard, 1835 \n* Cryptoplax plana Ang, 1967 \n* Cryptoplax propior Is. & Iw. Taki, 1930 \n* Cryptoplax royana Iredale & Hull, 1925 \n* Cryptoplax striata Lamarck, 1819 \n* Cryptoplax sykesi Thiele, 1909