"Chromobacterium laurentium" (Migula) Leifson 1956 Dataset NCBI Taxonomy Classification phylum Pseudomonadota class Betaproteobacteria order Neisseriales family Chromobacteriaceae genus Chromobacterium species Chromobacterium violaceum Name Homonyms Chromobacterium laurentium "Chromobacterium laurentium" (Migula) Leifson 1956