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?]
             Phylum "Epsilonproteobacteria" Garrity et al., 2006
               Class Epsilonproteobacteriaᵀ Garrity et al. 2006
                 Order Campylobacterales Garrity et al. 2006
                   Family Campylobacteraceaeᵀ Vandamme and De Ley 1991
                     Genus Arcobacter Vandamme et al. 1991
                       01 Arcobacter anaerophilus Sasi Jyothsna et al. 2013
                       02 Arcobacter bivalviorum Levican et al. 2012
                       03 Arcobacter butzleri (Kiehlbauch et al. 1991) Vandamme et al. 1992
                       04 Arcobacter cibarius Houf et al. 2005
                       05 Arcobacter cloacae Levican et al. 2013
                       06 Arcobacter cryaerophilus (Neill et al. 1985) Vandamme et al. 1991
                       07 Arcobacter defluvii Collado et al. 2011
                       08 Arcobacter ellisii Figueras et al. 2011
                       09 Arcobacter halophilus Donachie et al. 2005
                       10 Arcobacter marinus Kim et al. 2010
                       11 Arcobacter molluscorum Figueras et al. 2011
                       12 Arcobacter mytili Collado et al. 2009
                       13 Arcobacter nitrofigilis (McClung et al. 1983) Vandamme et al. 1991
                       14 Arcobacter skirrowii Vandamme et al. 1992
                       15 Arcobacter suis Levican et al. 2013
                       16 Arcobacter thereius Houf et al. 2009
                       17 Arcobacter trophiarum De Smet et al. 2011
                       18 Arcobacter venerupis Levican et al. 2012