[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Bacteria Woese et al. 1990 stat. inval. see Domain Bacteria Woese et al. 2024
     Phylum Firmicutes (Gibbons and Murray 1978) Garrity and Holt 2001 stat. inval. see Phylum Bacillota Gibbons and Murray 2021
       Class "Clostridia" "Garrity and Holt 2001" nom. nud. see Class Clostridia Rainey 2010
         Order Clostridiales Prévot 1953 (Approved Lists 1980) see Order Eubacteriales Buchanan 1917 (Approved Lists 1980)
           Family "Peptostreptococcaceae" "Garrity and Holt 2001" nom. nud. see Family Peptostreptococcaceae Ezaki 2010
             Genus Micromonas Murdoch and Shah 2000 nom. illeg. see Genus Parvimonas Tindall and Euzéby 2006
               Micromonas micros (Prévot 1933) Murdoch and Shah 2000, comb. illeg. see Parvimonas micra (Prévot 1933) Tindall and Euzéby 2006