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 Actinobacteridae Stackebrandt et al. 1997 see Class Actinobacteria Stackebrandt et al. 1997 nom. illeg. Order Actinomycetales Buchanan 1917 (Approved Lists 1980) Suborder Micromonosporineae Stackebrandt et al. 1997 [monotypic] see Order Micromonosporales Genilloud 2015 Family Micromonosporaceae Krassilnikov 1938 (Approved Lists 1980) Genus Spirilliplanes Tamura et al. 1997