Procaryotic Genera
Count: [*] 25p;39c;84o;215f;1008g [28 May 2016]
   Domain "Bacteria" Woese et al. 1990
  Count: [*] 23p;31c;72o;194f;935g [28 May 2016]
     Phylum Chlamydiae Garrity and Holt 2001 [monotypic] see Phylum Chlamydiae Garrity and Holt 2012
    Count: [*] 1c;1o;4f;5g [28 May 2016]
       Class "Chlamydiae" Cavalier-Smith, 2002 [monotypic] see Class Chlamydiae Cavalier-Smith 2002
      Count: [*] 1o;4f;5g [28 May 2016]
         Order Chlamydiales Storz and Page 1971 (Approved Lists 1980)
        Count: [*] 4f;5g [28 May 2016]
           1 Family Chlamydiaceae Rake 1957 (Approved Lists 1980)
          Count: [*] 2g [28 May 2016]
           2 Family Parachlamydiaceae Everett et al. 1999 [monotypic]
          Count: [*] 1g [28 May 2016]
           3 Family Simkaniaceae Everett et al. 1999 [monotypic]
          Count: [*] 1g [28 May 2016]
           4 Family Waddliaceae Rurangirwa et al. 1999 [monotypic]
          Count: [*] 1g [28 May 2016]