[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Bacteria Woese et al. 1990
     Phylum "Actinobacteria" Garrity and Holt 2001
       Class "Actinobacteria" Stackebrandt et al. 1997
         Subclass Acidimicrobidae Stackebrandt et al. 1997 see Class Acidimicrobiia Norris 2013
           Order Acidimicrobiales Stackebrandt et al. 1997
             Suborder "Acidimicrobineae" Garrity & Holt, 2001
               Family Acidimicrobiaceae Stackebrandt et al. 1997
                 Genus Acidimicrobium Clark and Norris 1996
                   Acidimicrobium ferrooxidans Clark and Norris 1996