[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 Prymnesiophyceae D.J. Hibberd (1976) see Class Coccolithophyceae Rothm. (1951)
       Order Coccosphaerales Haeckel (1894)
         Family Pontosphaeraceae Lemmermann (1908)
           Genus Scyphosphaera Lohmann (1902)
             1 Scyphosphaera apsteini Lohmann (1902)