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
         "Budding and/or appendaged bacteria" see Class Alphaproteobacteria Garrity and Holt 2001 nom. nud.
           "Caulobacters" see Family Caulobacteraceae Henrici and Johnson 1935 (Approved Lists 1980)
             Genus Prosthecobacter (ex Staley et al. 1976) Staley et al. 1980