Rhodocyclus gracilis Kyndt et al. 2022 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 gracilis Kyndt et al. 2022 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 sp. None 2015 Rhodocyclus gracilis Kyndt et al. 2022 Kyndt J.A. Aviles F.A. Imhoff J.F. Künzel S. Neulinger S.C. Meyer T.E. Comparative Genome Analysis of the Photosynthetic Betaproteobacteria of the Genus Rhodocyclus: Heterogeneity within Strains Assigned to Rhodocyclus tenuis and Description of Rhodocyclus gracilis sp. nov. as a New Species. 2022 10 3 Microorganisms Microorganisms 2076-2607 10.3390/microorganisms10030649 35336224 Oren A. Garrity G.M. Validation List No. 207. List of new names and new combinations previously effectively, but not validly, published 2022 72 9 International Journal of Systematic and Evolutionary Microbiology Int J Syst Evol Microbiol 1466-5026 1466-5034 Kyndt J.A. Aviles F.A. Imhoff J.F. Künzel S. Neulinger S.C. Meyer T.E. Comparative Genome Analysis of the Photosynthetic Betaproteobacteria of the Genus Rhodocyclus: Heterogeneity within Strains Assigned to Rhodocyclus tenuis and Description of Rhodocyclus gracilis sp. nov. as a New Species. 2022 10 3 Microorganisms Microorganisms 2076-2607 10.3390/microorganisms10030649 35336224