Procaryotic Genera Domain "Bacteria" Woese et al. 1990 stat. inval. see Domain Bacteria Woese et al. 2024 Phylum Actinobacteria Garrity and Holt 2001 [monotypic] see Phylum Actinobacteria Goodfellow 2012 nom. inval. Class Actinobacteria Stackebrandt et al. 1997 nom. illeg. see Class Actinomycetes Krassilnikov 1949 (Approved Lists 1980) Subclass Acidimicrobidae Stackebrandt et al. 1997 [monotypic] see Class Acidimicrobiia Norris 2013 Order Acidimicrobiales Stackebrandt et al. 1997 [monotypic] Suborder "Acidimicrobineae" (sic) "Garrity and Holt 2001" nom. nud. [monotypic] 1 Family Acidimicrobiaceae Stackebrandt et al. 1997 [monotypic]