organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Ref: L. Margulis & K.V. Schwartz, 1982
   Kingdom Monera Haeckel 1866 see Domain Bacteria Woese et al. 1990
  Ref: L. Margulis & K.V. Schwartz, 1982: 23-29
     Phylum Thiopneutes Margulis and Schwartz 1982 see Class Deltaproteobacteria Garrity et al. 2001 nom. ined.
    Ref: L. Margulis & K.V. Schwartz, 1982: 29, 36-37 [new taxon]
       1 Genus Desulfovibrio Kluyver and van Niel 1936 (Approved Lists 1980)
      Ref: L. Margulis & K.V. Schwartz, 1982: 36 [rough position]
       2 Genus Desulfotomaculum Campbell and Postgate 1965 (Approved Lists 1980)
      Ref: L. Margulis & K.V. Schwartz, 1982: 36 [rough position]
       3 Genus Desulfuromonas Pfennig and Biebl 1977 (Approved Lists 1980)
      Ref: L. Margulis & K.V. Schwartz, 1982: 36 [rough position]