[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 Oceanospirillales Garrity et al. 2005
           Family Oceanospirillaceae Garrity et al. 2005
             01 Genus Oceanospirillum Hylemon et al. 1973 (Approved Lists 1980)
             02 Genus Balneatrix Dauga et al. 1993
             03 Genus Marinomonas van Landschoot and De Ley 1984
             04 Genus Marinospirillum Satomi et al. 1998
             05 Genus Nitrincola Dimitriu et al. 2005
             06 Genus Neptunomonas Hedlund et al. 1999
             07 Genus Oceanobacter Satomi et al. 2002
             08 Genus Oleispira Yakimov et al. 2003
             09 Genus Pseudospirillum Satomi et al. 2002
             10 Genus Reinekea Romanenko et al. 2004
             11 Genus Thalassolituus Yakimov et al. 2004