[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 Aeromonadales Martin-Carnahan and Joseph 2005
           Family Succinivibrionaceae Hippe et al. 1999
             Genus Anaerobiospirillum Davis et al. 1976 (Approved Lists 1980)
               1 Anaerobiospirillum succiniciproducens Davis et al. 1976 (Approved Lists 1980)
               2 Anaerobiospirillum thomasii Malnick 1997