chryseobacterium halperniae chryseobacterium halperniae chryseobacterium halperniae is a gram-negative, rod-shaped, aerobic and non-motile bacteria from the genus of chryseobacterium which has been isolated from raw cow milk in israel. chryseobacterium halperniae scientific classification domain: bacteria phylum: bacteroidota class: flavobacteriia order: flavobacteriales family: weeksellaceae genus: chryseobacterium species: c. halperniae binomial name chryseobacterium halperniae(shaked et al. 2010) hahnke et al. 2017 type strain dsm 19921, lmg 24401, train h1 synonyms epilithonimonas lactis