eukaryotes see Domain Eukaryota Chatton, 1925
   Kingdom Protozoa Goldfuss, 1818 [paraphyletic] - protozoa
     Subkingdom Sarcomastigota Cavalier-Smith, 1983 [paraphyletic] see [unranked] dorsates Cavalier-Smith, 2021
       Phylum Choanozoa Cavalier-Smith, 1981 [paraphyletic]
         Subphylum Choanofila Cavalier-Smith, 2009 [paraphyletic] see Superkingdom Holozoa Lang, O'Kelly, Nerad, Gray & Burger, 2002
           Class Ichthyosporea Cavalier-Smith, 1998
             Order Eccrinida Léger & Dubosq, 1929 see Order Ichthyophonida Cavalier-Smith, 1998
               Suborder Sphaeroformina Cavalier-Smith, 2012
                 Family Creolimacidae Cavalier-Smith, 2012
                   1 Genus Anurofeca Baker, Beebee & Ragan, 1999
                   2 Genus Creolimaxᵀ Marshall, Celio, McLaughlin & Berbee, 2008
                   3 Genus Sphaeroforma Jøstensen et al., 2002