Rhodocyclus Dataset NCBI Taxonomy Rank GENUS Classification phylum Pseudomonadota class Betaproteobacteria order Rhodocyclales family Rhodocyclaceae genus Rhodocyclus Name Synonyms Rhodocyclus Pfennig 1978 (Approved Lists 1980) emend. Imhoff et al. 1984 Homonyms Rhodocyclus Rhodocyclus Pfennig 1978 (Approved Lists 1980) emend. Imhoff et al. 1984