[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 "Fusobacteria" Garrity and Holt 2001 nom. inval. see Phylum Fusobacteria Garrity and Holt 2012 stat. inval.
       Class "Fusobacteria" "Garrity and Holt 2001" nom. nud. see Class Fusobacteriia Staley and Whitman 2012
         Order "Fusobacteriales" "Garrity and Holt 2001" nom. nud. see Order Fusobacteriales Staley and Whitman 2012
           Family "Fusobacteriaceae" "Garrity and Holt 2001" nom. nud. see Family Fusobacteriaceae Staley and Whitman 2012
             Genus Fusobacterium Knorr 1922 (Approved Lists 1980)
               01 [Fusobacterium nucleatum] Knorr 1922 (Approved Lists 1980)
               02 Fusobacterium canifelinum Conrads et al. 2004
               03 Fusobacterium equinum Dorsch et al. 2001
               04 Fusobacterium gonidiaformans (Tunnicliff and Jackson 1925) Moore and Holdeman 1970 (Approved Lists 1980)
               05 Fusobacterium mortiferum (Harris 1901) Moore and Holdeman 1970 (Approved Lists 1980)
               06 Fusobacterium naviforme (Jungano 1909) Moore and Holdeman 1970 (Approved Lists 1980)
               07 Fusobacterium necrogenes (Weinberg et al. 1937) Moore and Holdeman 1970 (Approved Lists 1980)
               08 [Fusobacterium necrophorum] (Flügge 1886) Moore and Holdeman 1969 (Approved Lists 1980)
               09 Fusobacterium perfoetens (Tissier 1905) Moore and Holdeman 1973 (Approved Lists 1980)
               10 Fusobacterium periodonticum Slots et al. 1984
               11 Fusobacterium russii (Hauduroy et al. 1937) Moore and Holdeman 1970 (Approved Lists 1980)
               12 Fusobacterium simiae Slots and Potts 1982
               13 Fusobacterium ulcerans Adriaans and Shah 1988
               14 Fusobacterium varium (Eggerth and Gagnon 1933) Moore and Holdeman 1969 (Approved Lists 1980)