novosphingobium mathurense novosphingobium mathurense novosphingobium mathurense is a gram-negative and halophilic bacterium from the genus novosphingobium which has been isolated from oil-contaminated soil in mathura in india. novosphingobium mathurense scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: sphingomonadales family: erythrobacteraceae genus: novosphingobium species: n. mathurense binomial name novosphingobium mathurensegupta et al. 2009 type strain ccm 7473, mtcc 9020, sm11, sm117 synonyms novosphingobium mathurensis