[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Bacteria Woese et al. 1990
     Phylum "Chlamydiae" Garrity and Holt 2001 see Phylum Chlamydiae Garrity and Holt 2012
       Class "Chlamydiae" Cavalier-Smith, 2002 see Class Chlamydiae Cavalier-Smith 2002
         Order Chlamydiales Storz and Page 1971 (Approved Lists 1980)
           Family Parachlamydiaceae Everett et al. 1999
             Genus Neochlamydia Horn et al. 2001 nom. inval.
               Neochlamydia hartmannellae Horn et al. 2001