novosphingobium naphthalenivorans novosphingobium naphthalenivorans novosphingobium naphthalenivorans is a gram-negative and strictly aerobic bacterium from the genus novosphingobium which has been isolated from soil which was contaminated with polychlorinated-dioxin in japan. novosphingobium naphthalenivorans has the ability to degrade naphthalene. novosphingobium naphthalenivorans scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: sphingomonadales family: erythrobacteraceae genus: novosphingobium species: n. naphthalenivorans binomial name novosphingobium naphthalenivoranssuzuki and hiraishi 2008 type strain dsm 18518, jcm 13951, nbrc 102051, tut562