Craspedochiton aberrans (N.H. Odhner, 1919)
Acanthochitona achates (A.A. Gould, 1859) Japan, Wakayama53,2 mm
Notoplax acutirostrata (L.A. Reeve, 1847)
Notoplax addenda T. Iredale & A.F.B. Hull,1925 Tasmania
Notoplax aenigma (T. Iredale& A.F.B. Hull, 1925) Australia, New South Wales
Notoplax alisonae (P. Kaas, 1976 ex R. Winckworth MS)
Craspedochiton altavillensis (FOSSIL) Seguenza, 1876 † Italy, Sicily, Palermo
Acanthochitona andersoni G.T. Watters, 1981 Bahamas
Acanthochitona approximans (C. Hedley& A.F.B. Hull, 1912) Australia, Lord Howe Island
Notoplax arabica P. Kaas & R.A. Van Belle,1988
Acanthochitona armata (W.H. Pease, 1872) Taiwan
Acanthochitona arragonites (P.P. Carpenter, 1857) Mexico, Sinaloa
Acanthochitona ashbyi E.H.J. Leloup, 1937
Notoplax ashbyi (FOSSIL) C.R. Laws, 1932 †
Acanthochitona astrigera (L.A. Reeve, 1847) Florida
Notoplax aupouria A.W.B. Powell, 1937 New Zealand
Acanthochitona avicula (P.P. Carpenter, 1857) California, Doheney Beach10,7 mm
Acanthochitona balesae R.T. Abbott, 1954 Florida Keys
Acanthochitona bednalli (H.A. Pilsbry, 1894) South Australia25 mm
Acanthochitona bellignyi (A. de Rochebrune, 1884)
Notoplax bergenhayni P. Kaas & R.A. Van Belle,1998
Acanthochitona biformis (H.F. Nierstrasz, 1905)
Acanthochitona bisulcata (H.A. Pilsbry, 1893)
Acanthochitona bouvieri (A. de Rochebrune, 1881) Cape Verde12,2 mm
Acanthochitona britayevi B.I. Sirenko, 2012 Vietnam, Nha Trang
Acanthochitona brunoi G. Righi, 1971
Acanthochitona burghardtae K.B. Clark, 2000 Gulf of California
Cryptoconchus burrowi (H.F. Nierstrasz, 1905)
Acanthochitona byungdoni J.S. Hong, B. Dell'Angelo& R.A. Van Belle, 1990
Acanthochitona circellata (A. Adams & L.A. Reeve,1847) Korea Strait
Acanthochitona ciroi G. Righi, 1971 Brazil
Leptoplax coarctata (G.B. II Sowerby, 1841) Philippines, Bohol
Acanthochitona complanata A.F.B. Hull, 1924 Australia, Dalrymple
Acanthochitona condaoi Sirenko & Saito, 2017
Notoplax conica Is. Taki & Iw. Taki, 1929 Japan, Wakayama