Chromatium okenii (Ehrenberg, 1838) Perty, 1852 Dataset Prokaryotic Nomenclature Up-to-Date (PNU) Rank SPECIES Published in Int. J. Syst. Bacteriol. 30::276 Classification genus Chromatium species Chromatium okenii Name Homonyms Chromatium okenii (Ehrenberg, 1838) Perty, 1852