organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Kingdom Monera Haeckel 1866 see Domain Bacteria Woese et al. 1990
     Phylum Myxobacteria see Order Myxococcales Tchan et al. 1948 (Approved Lists 1980)
       Class Cytophagales Leadbetter, 1974 see Order Sphingobacteriales Kämpfer, 2012
         Family Cytophagaceae Stanier 1940 (Approved Lists 1980)
           1 Genus Cytophaga Winogradsky 1929 (Approved Lists 1980)
           2 Genus Flexibacter Soriano 1945 (Approved Lists 1980)
           3 Genus Herpetosiphon Holt and Lewin 1968 (Approved Lists 1980)