Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       naturalia - natural bodies
         [crown] Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
           Domain Bacteria Woese et al. 1990 [paraphyletic?]
             Superphylum Terrabacteria Battistuzzi et al. 2004
               Phylum Firmicutes corrig. Gibbons and Murray 1978 (Approved Lists 1980)
                 Class Clostridia Rainey 2010
                   Order Clostridialesᵀ Prévot 1953 (Approved Lists 1980)
                     Family Eubacteriaceae Ludwig et al. 2010
                       Genus Eubacteriumᵀ Prévot 1938 (Approved Lists 1980)
                         01 Eubacterium acidaminophilum Zindel et al. 1989
                         02 Eubacterium aggregans Mechichi et al. 2000
                         03 Eubacterium angustum Beuscher and Andreesen 1985
                         04 Eubacterium barkeri (Stadtman et al. 1972) Collins et al. 1994
                         05 Eubacterium biforme (Eggerth 1935) Prévot 1938 (Approved Lists 1980)
                         06 Eubacterium brachy Holdeman et al. 1980
                         07 Eubacterium budayi (Le Blaye and Guggenheim 1914) Holdeman and Moore 1970 (Approved Lists 1980)
                         08 Eubacterium callanderi Mountfort et al. 1988
                         09 Eubacterium cellulosolvens (Bryant et al. 1958) Holdeman and Moore 1972 (Approved Lists 1980)
                         10 Eubacterium combesii (Prévot and Laplanche 1947) Holdeman and Moore 1970 (Approved Lists 1980)
                         11 Eubacterium contortum (Prévot 1947) Holdeman et al. 1971 (Approved Lists 1980)
                         12 Eubacterium coprostanoligenes Freier et al. 1994
                         13 Eubacterium cylindroides (Rocchi 1908) Holdeman and Moore 1970 (Approved Lists 1980)
                         14 Eubacterium desmolans Morris et al. 1986
                         15 Eubacterium dolichum Moore et al. 1976 (Approved Lists 1980)
                         16 Eubacterium eligens Holdeman and Moore 1974 (Approved Lists 1980)
                         17 Eubacterium fissicatena Taylor 1972 (Approved Lists 1980)
                         18 Eubacterium hadrum Moore et al. 1976 (Approved Lists 1980)
                         19 Eubacterium hallii Holdeman and Moore 1974 (Approved Lists 1980)
                         20 Eubacterium infirmum Cheeseman et al. 1996
                         21 Eubacterium limosum (Eggerth 1935) Prévot 1938 (Approved Lists 1980)
                         22 Eubacterium minutum Poco et al. 1996
                         23 Eubacterium moniliforme (Repaci 1910) Holdeman and Moore 1970 (Approved Lists 1980)
                         24 Eubacterium multiforme (Distaso 1911) Holdeman and Moore 1970 (Approved Lists 1980)
                         25 Eubacterium nitritogenes Prévot 1940 (Approved Lists 1980)
                         26 Eubacterium nodatum Holdeman et al. 1980
                         27 Eubacterium oxidoreducens corrig. Krumholz and Bryant 1986
                         28 Eubacterium plexicaudatum Wilkins et al. 1974 (Approved Lists 1980)
                         29 Eubacterium pyruvativorans Wallace et al. 2003
                         30 Eubacterium ramulus Moore et al. 1976 (Approved Lists 1980)
                         31 Eubacterium rectale (Hauduroy et al. 1937) Prévot 1938 (Approved Lists 1980)
                         32 Eubacterium ruminantium Bryant 1959 (Approved Lists 1980)
                         33 Eubacterium saphenum corrig. Uematsu et al. 1993
                         34 Eubacterium siraeum Moore et al. 1976 (Approved Lists 1980)
                         35 Eubacterium sulci (Cato et al. 1985) Jalava and Eerola 1999
                         36 Eubacterium tarantellae corrig. Udey et al. 1977 (Approved Lists 1980)
                         37 Eubacterium tenue (Bergey et al. 1923) Holdeman and Moore 1970 (Approved Lists 1980)
                         38 Eubacterium tortuosum (Debono 1912) Prévot 1938 (Approved Lists 1980)
                         39 Eubacterium uniforme van Gylswyk and van der Toorn 1985
                         40 Eubacterium ventriosum (Tissier 1908) Prévot 1938 (Approved Lists 1980)
                         41 Eubacterium xylanophilum van Gylswyk and van der Toorn 1985
                         42 Eubacterium yurii Margaret and Krywolap 1986