Domain Bacteria Woese et al. 1990
   Phylum Proteobacteria Garrity and Holt 2001 see Phylum Proteobacteria Garrity et al. 2005
     Class "Gammaproteobacteria" nom. inval. see Class Gammaproteobacteria Garrity et al. 2005
       Order "Pasteurellales" see Order Pasteurellales Garrity et al. 2005
         Family Pasteurellaceae Pohl 1981
           Genus Actinobacillus Brumpt 1910 (Approved Lists 1980)
           Genus Haemophilus Winslow et al. 1917 (Approved Lists 1980)
           Genus Lonepinella Osawa et al. 1996
           Genus Mannheimia Angen et al. 1999
           Genus Phocoenobacter Foster et al. 2000
           1 Genus Pasteurella Trevisan 1887 (Approved Lists 1980)