plantenrijk Haeckel (1866) - plants
   [Division] Protophyta Sachs (1874) - primitive plants
     Class Schizomycetes Nägeli 1857 nom. inval. - bacteria and related forms see Class Schizomycetes Nägeli 1857 (Approved Lists 1980) nom. illeg., nom. rej.
       Order Eubacteriales Buchanan 1917 nom. inval. see Order Eubacteriales Buchanan 1917 (Approved Lists 1980)
         Family Lactobacteriaceae Orla-Jensen 1921 nom. inval.
           1 Genus Diplococcus Weichselbaum 1886 nom. inval.
           2 Genus Lactobacillus Beijerinck 1901 nom. inval., nom. cons. see Genus Lactobacillus Beijerinck 1901 (Approved Lists 1980) nom. cons.
           3 Genus Leuconostoc van Tieghem 1878 nom. inval.
           4 Genus Streptococcus Rosenbach 1884 nom. inval. see Genus Streptococcus Rosenbach 1884 (Approved Lists 1980)
           5 Genus Methanococcus Kluyver and van Niel 1936 nom. inval. see Genus Methanococcus Kluyver and van Niel 1936 (Approved Lists 1980)
           6 Genus Micrococcus Cohn 1872 nom. inval.
           7 Genus Sarcina Goodsir 1842 nom. inval. see Genus Sarcina Goodsir 1842 (Approved Lists 1980)
           8 Genus Staphylococcus Rosenbach 1884 nom. inval., nom. cons.