chromalveolates see Supergroup Chromalveolata Adl et al., 2005
   Kingdom Protozoa Goldfuss, 1818 - protozoa
     Infrakingdom Alveolata Cavalier-Smith, 1991 see [unranked] Alveolata Cavalier-Smith, 1991
       Phylum Myzozoa Cavalier-Smith & Chao, 2004 see Subphylum Myzozoa Cavalier-Smith & Chao, 2004
         Subphylum Apicomplexa Levine, 1970 see Infraphylum Apicomplexa Levine, 1970
           Infraphylum Apicomonadea Cavalier-Smith, 2004, nom. null. [monotypic] see Infraphylum Apicomonada Cavalier-Smith, 1993
             Genus Acrocoelus Fernandez, Pardos, Benito & Larissa Arroyo, 1999