[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Eukaryota Chatton, 1925 - eukaryotes see Domain Eukaryota Chatton, 1925
     Class Dinophyceae Pascher (1914)
       Subclass Dinophysiphycidae Möhn ex Fensome, F.J.R. Taylor, G. Norris, Sarjeant, Wharton & G.L. Williams (1993)
         Order Dinophysiales Kof. (1926) see Order Dinophysales Er. Lindem. (1928)
           Family Oxyphysiaceae Sournia (1984) see Family Oxyphysaceae Sournia (1984)
             Genus Oxyphysis Kof. (1926) see Genus Phalacroma F. Stein (1883)
               1 Oxyphysis oxytoxoides Kofoid