Procaryotic Genera Domain "Bacteria" Woese et al. 1990 Phylum Chlamydiae Garrity and Holt 2001 [monotypic] see Phylum Chlamydiae Garrity and Holt 2012 1 Class "Chlamydiae" Cavalier-Smith, 2002 [monotypic] see Class Chlamydiae Cavalier-Smith 2002