chryseobacterium treverense chryseobacterium treverense chryseobacterium treverense is a gram-negative bacteria from the genus of chryseobacterium which has been isolated from human blood in trier in germany. chryseobacterium treverense scientific classification domain: bacteria phylum: bacteroidota class: flavobacteriia order: flavobacteriales family: weeksellaceae genus: chryseobacterium species: c. treverense binomial name chryseobacterium treverenseyassin et al. 2010 type strain ccug 57657, cip 110413, dsm 22251, immib l-1519