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 Hyphomicrobiales Douglas 1957 nom. inval. see Order Hyphomicrobiales Douglas 1957 (Approved Lists 1980)
         Family Pasteuriaceae Laurent 1890 nom. inval. see Family Pasteuriaceae Laurent 1890 (Approved Lists 1980)
           Genus Pasteuria Metchnikoff 1888 nom. inval.