eukaryotes see Domain Eukaryota Chatton, 1925
   Gymnosphaerida Poche, 1913 see Order Gymnosphaerida Poche, 1913
     1 Genus Gymnosphaera Sassaki, 1894
     2 Genus Hedraiophrys Febvre-Chevalier, 1973
     3 Genus Actinocoryne Febvre-Chevalier, 1980