chryseobacterium jeonii chryseobacterium jeonii chryseobacterium jeonii is a bacterium from the genus of chryseobacterium which has been isolated from moss from the antarctica. chryseobacterium jeonii scientific classification domain: bacteria phylum: bacteroidota class: flavobacteriia order: flavobacteriales family: weeksellaceae genus: chryseobacterium species: c. jeonii binomial name chryseobacterium jeoniikämpfer et al. 2009 type strain at1047, imsnu 14049, jcm 12382, kctc 12226 synonyms sejongia jeonii