procaryotes
   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 "Acidaminococcaceae" "Garrity and Holt 2001" nom. nud. see Family Acidaminococcaceae Marchandin et al. 2010
             01 Genus Acidaminococcus Rogosa 1969 (Approved Lists 1980)
             02 Genus Acetonema Kane and Breznak 1992
             03 Genus Anaeromusa Baena et al. 1999
             04 Genus Dialister (ex Bergey et al. 1923) Moore and Moore 1994
             05 Genus Megasphaera Rogosa 1971 (Approved Lists 1980)
             06 Genus Pectinatus Lee et al. 1978 (Approved Lists 1980)
             07 Genus Phascolarctobacterium Del Dot et al. 1994
             08 Genus Quinella Krumholz et al. 1993
             09 Genus Schwartzia van Gylswyk et al. 1997
             10 Genus Selenomonas von Prowazek 1913 (Approved Lists 1980) nom. cons.
             11 Genus Sporomusa Möller et al. 1985
             12 Genus Succiniclasticum van Gylswyk 1995
             13 Genus Veillonella Prévot 1933 (Approved Lists 1980)
             14 Genus Zymophilus Schleifer et al. 1990 see Genus Propionispira Schink et al. 1983