Rhodocyclus sp. None 2015 Rhodocyclus sp. None 2015 Universal Root Woese et al. 1990 Bacteria (None 2015) Woese et al. 1990 Proteobacteria (sic) Garrity et al. 2021 Pseudomonadota corrig. Garrity et al. 2021 Alphaproteobacteriota (sic) Garrity et al. 2021 Betaproteobacteria Garrity et al. 2006 emend. Boden et al. 2017 Rhodocyclales Garrity et al. 2006 Rhodocyclaceae Garrity et al. 2006 emend. Boden et al. 2017 Rhodocyclus Pfennig 1978 (Approved Lists 1980) emend. Imhoff et al. 1984 Rhodocyclus sp. None 2015 Rhodocyclus Pfennig 1978 (Approved Lists 1980) emend. Imhoff et al. 1984 Rhodocyclus tenuis (Pfennig 1969) Imhoff et al. 1984 emend. Kyndt et al. 2022 Rhodocyclus gelatinosus (Molisch 1907) Imhoff et al. 1984 Rhodocyclus purpureus Pfennig 1978 (Approved Lists 1980) Rhodocyclus gracilis Kyndt et al. 2022 Rhodocyclus sp. None 2015 No reference is available 2015 No reference is available 2015