roseovarius gaetbuli roseovarius gaetbuli roseovarius gaetbuli is a gram-negative, aerobic and non-motile bacterium from the genus of roseovarius which has been isolated from tidal flat sediments from the yellow sea in korea. roseovarius gaetbuli scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: rhodobacterales family: rhodobacteraceae genus: roseovarius species: r. gaetbuli binomial name roseovarius gaetbulipark et al. 2014 type strain cect 8370, kctc 32428, ym-20