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 Bifidobacteriales Stackebrandt et al. 1997
             Family Unknown Affiliation
               1 Genus Actinobispora Jiang et al. 1991 see Genus Pseudonocardia Henssen 1957 (Approved Lists 1980)
               2 Genus Actinocorallia Iinuma et al. 1994
               3 Genus Excellospora Agre and Guzeva 1975 (Approved Lists 1980) see Genus Actinomadura Lechevalier and Lechevalier 1970 (Approved Lists 1980)
               4 Genus Pelczaria Poston 1994 nom. rej. see Genus Kocuria Stackebrandt et al. 1995
               5 Genus Turicella Funke et al. 1994 see Genus Corynebacterium Lehmann and Neumann 1896 (Approved Lists 1980)