[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Bacteria Woese et al. 1990
     Phylum "Proteobacteria" Garrity et al. 2005 see Superphylum Proteobacteria Craig et al. 2010
       Class Deltaproteobacteria Kuever et al. 2006
         Order Myxococcales Tchan et al. 1948 (Approved Lists 1980)
           Suborder "Sorangineae" see Suborder Sorangiineae corrig. Reichenbach 2007
             Family Polyangiaceae Jahn 1924 (Approved Lists 1980)
               1 Genus Polyangium Link 1809 (Approved Lists 1980)
               2 Genus "Byssovorax" nom. inval. see Genus Byssovorax Reichenbach 2006
               3 Genus Chondromyces Berkeley and Curtis 1874 (Approved Lists 1980)
               4 Genus "Haploangium"
               5 Genus "Jahnia" (sic) Reichenbach 2007 see Genus Jahnella corrig. Reichenbach 2007
               6 Genus "Sorangium" Jahn 1924 see Genus Sorangium (ex Jahn 1924) Reichenbach 2007