Infrakingdom Alveolata Cavalier-Smith, 1991 see [unranked] Alveolata Cavalier-Smith, 1991 Phylum Miozoa Cavalier-Smith, 1987 Subphylum Dinozoa Cavalier-Smith, 1981 see Infraphylum Dinozoa Cavalier-Smith, 1981 Infraphylum Protalveolata Cavalier-Smith, 1991 see Subphylum Protalveolata Cavalier-Smith, 1991 Class Perkinsea Levine, 1978