chryseobacterium gallinarum chryseobacterium gallinarum chryseobacterium gallinarum is a gram-negative and rod-shaped bacteria from the genus of chryseobacterium which has been isolated from the pharyngeal scrape of a chicken in saxony-anhalt in germany. chryseobacterium gallinarum has the ability to degrade keratin. chryseobacterium gallinarum scientific classification domain: bacteria phylum: bacteroidota class: flavobacteriia order: flavobacteriales family: weeksellaceae genus: chryseobacterium species: c. gallinarum binomial name chryseobacterium gallinarumkämpfer et al. 2014 type strain 100, ccm 8493, lmg 27808