Domain Bacteria Woese et al. 1990 Phylum Proteobacteria Garrity and Holt 2001 see Phylum Proteobacteria Garrity et al. 2005 Class "Alphaproteobacteria" Garrity and Holt 2001 nom. nud. see Class Alphaproteobacteria Garrity et al. 2006 Order Rhodospirillales Pfennig and Trüper 1971 (Approved Lists 1980) Family Acetobacteraceae (ex Henrici 1939) Gillis and De Ley 1980 Genus Acidiphilium Harrison 1981 Genus Acidocella Kishimoto et al. 1996 Genus Acidomonas Urakami et al. 1989 Genus Craurococcus Saitoh et al. 1998 Genus Gluconacetobacter corrig. Yamada et al. 1998 Genus Gluconobacter Asai 1935 (Approved Lists 1980) Genus Paracraurococcus Saitoh et al. 1998 Genus Rhodopila Imhoff et al. 1984 Genus Roseococcus Yurkov et al. 1994 Genus Stella Vasilyeva 1985 Genus Zavarzinia Meyer et al. 1994 1 Genus Acetobacter Beijerinck 1898 (Approved Lists 1980)