living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Prokaryotae see Superkingdom Prokarya
     Kingdom Monera Haeckel 1866 see Domain Bacteria Woese et al. 1990
       Division Bacteria (Haeckel 1894) see Domain Bacteria Woese et al. 1990
         "Rickettsias" see Order Rickettsiales Gieszczykiewicz 1939 (Approved Lists 1980)
           Order Rickettsiales Gieszczykiewicz 1939 (Approved Lists 1980)
             Family Rickettsiaceae Pinkerton 1936 (Approved Lists 1980)
               Tribe Rickettsieae Philip 1957 (Approved Lists 1980) see Family Rickettsiaceae Pinkerton 1936 (Approved Lists 1980)
                 Genus Rickettsia da Rocha-Lima 1916 (Approved Lists 1980)
                   Rickettsia tsutsugamushi (Hayashi 1920) Ogata 1931 (Approved Lists 1980) see Orientia tsutsugamushi (Hayashi 1920) Tamura et al. 1995