brumimicrobium brumimicrobium brumimicrobium is a gram-negative and chemoheterotrophic bacterial genus from the family of crocinitomicaceae. brumimicrobium scientific classification domain: bacteria phylum: bacteroidota class: flavobacteriia order: flavobacteriales family: crocinitomicaceae genus: brumimicrobiumbowman et al. 2003 type species brumimicrobium glaciale species b. glaciale b. mesophilum