| system | Vitae - living organisms |
| domain | Bacteria (Haeckel, 1894) Woese, Kandler Wheelis, 1990 - bacterians |
| phylum | Actinobacteria Margulisová, 1974 |
| class | Actinobacteria Stackebrandt, Rainey & Ward-Rainey, 1997 |
| subclass | Acidimicrobidae Stackebrandt et al., 1997 |
| order | Acidimicrobiales Stackebrandt et al., 1997 |
| family | Acidimicrobiaceae Stackebrandt et al., 1997 |
| genus | Acidimicrobium Clark & Norris, 1996 |