[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 Branhamella Catlin 1970 (Approved Lists 1980) see Genus Moraxella Lwoff 1939 (Approved Lists 1980)
               1 Branhamella catarrhalis (Frosch and Kolle 1896) Catlin 1970 (Approved Lists 1980) see Moraxella catarrhalis (Frosch and Kolle 1896) Henriksen and Bøvre 1968 (Approved Lists 1980)