[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Domain Bacteria Woese et al. 1990
     Phylum "Proteobacteria" Garrity et al. 2005 see Superphylum Proteobacteria Craig et al. 2010
       Class Gammaproteobacteria Garrity et al. 2005
         Order Pasteurellales Garrity et al. 2005
           Family Pasteurellaceae Pohl 1981
             Genus Avibacterium Blackall et al. 2005
               1 Avibacterium gallinarum (Hall et al. 1955) Blackall et al. 2005
               2 Avibacterium avium (Hinz and Kunjara 1977) Blackall et al. 2005
               3 Avibacterium paragallinarum (Biberstein and White 1969) Blackall et al. 2005
               4 Avibacterium volantium (Mutters et al. 1985) Blackall et al. 2005