Chromatium minutissimum Dataset NCBI Taxonomy Classification kingdom Pseudomonadati phylum Pseudomonadota class Gammaproteobacteria order Chromatiales family Chromatiaceae genus Allochromatium species Allochromatium minutissimum Name Homonyms Chromatium minutissimum Winogradsky 1888 (Approved Lists 1980) Chromatium minutissimum