xenophilus arseniciresistens xenophilus arseniciresistens xenophilus arseniciresistens is a gram-negative, aerobic, arsenite-resistant and motile bacterium from the genus xenophilus which has been isolated from soil. xenophilus arseniciresistens scientific classification domain: bacteria phylum: pseudomonadota class: betaproteobacteria order: burkholderiales family: comamonadaceae genus: xenophilus species: x. arseniciresistens binomial name xenophilus arseniciresistensli et al. 2014 type strain cctcc ab2012103, kacc 16853, yw8