Chromatium Perty 1852 (Approved Lists 1980) emend. Imhoff et al. 1998 Dataset NCBI Taxonomy Classification phylum Pseudomonadota class Gammaproteobacteria order Chromatiales family Chromatiaceae genus Chromatium Name Homonyms Chromatium Chromatium Perty 1852 (Approved Lists 1980) emend. Imhoff et al. 1998