Infrakingdom Alveolata Cavalier-Smith, 1991 see [unranked] Alveolata Cavalier-Smith, 1991 Phylum Miozoa Cavalier-Smith, 1987 Subphylum Sporozoa Leuckart, 1879 see Superclass Sporozoa Leuckart, 1879 Infraphylum Gregarinae