Class Dinophyceae Pascher (1914)
   Order Peridiniales Haeckel (1894)
     Family Peridiniaceae Ehrenb. (1831)
       Genus Bysmatrum M.A. Faust & Steid. (1998)
         1108 Bysmatrum arenicola T. Horiguchi & R.N. Pienaar
         1109 Bysmatrum granulosum L. Ten-Hage, J.P. Quod, J. Turquet & A. Couté
         1110 Bysmatrum subsalsum (Ostenfeld) M.A. Faust & K.A. Steidinger