Bacterium minutissimum Dataset NCBI Taxonomy Classification phylum Pseudomonadota class Gammaproteobacteria order Chromatiales family Chromatiaceae genus Allochromatium species Allochromatium minutissimum Name Homonyms "Bacterium minutissimum" (Winogradsky 1888) Trevisan in de Toni and Trevisan 1889 Bacterium minutissimum