[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 Alphaproteobacteria Garrity et al. 2006
         Order Caulobacterales Henrici and Johnson 1935 (Approved Lists 1980)
           Family Caulobacteraceae Henrici and Johnson 1935 (Approved Lists 1980)
             Genus Brevundimonas Segers et al. 1994
               01 Brevundimonas diminuta (Leifson and Hugh 1954) Segers et al. 1994
               02 Brevundimonas alba (ex Poindexter 1964) Abraham et al. 1999
               03 Brevundimonas aurantiaca (ex Poindexter 1964) Abraham et al. 1999
               04 Brevundimonas bacteroides (Poindexter 1964) Abraham et al. 1999
               05 Brevundimonas intermedia (Poindexter 1964) Abraham et al. 1999
               06 Brevundimonas kwangchunensis Yoon et al. 2006
               07 Brevundimonas mediterranea Fritz et al. 2005
               08 Brevundimonas nasdae Li et al. 2004
               09 Brevundimonas subvibrioides (Poindexter 1964) Abraham et al. 1999
               10 Brevundimonas variabilis (Poindexter 1989) Abraham et al. 1999
               11 Brevundimonas vesicularis (Büsing et al. 1953) Segers et al. 1994