[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 Pseudomonadales Orla-Jensen 1921 (Approved Lists 1980)
           Family Moraxellaceae Rossau et al. 1991
             Genus Moraxella Lwoff 1939 (Approved Lists 1980)
               Subgenus [Branhamella] (Catlin 1970) Bøvre 1979 nom. inval. see Genus Moraxella Lwoff 1939 (Approved Lists 1980)
                 Moraxella (Branhamella) caviae (Pelczar 1953) Bøvre 1979 (Approved Lists 1980) see Moraxella caviae (Pelczar 1953) Henriksen and Bøvre 1968 (Approved Lists 1980)