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 Ciliophora Doflein, 1901 - ciliates Subphylum Intramacronucleata Lynn, 1996 - amphiesmates Infraphylum Spirotrichia Bütschli, 1889 [monotypic] 1 Class Spirotrichea Bütschli, 1889