methylorubrum zatmanii methylorubrum zatmanii methylorubrum zatmanii is a bacterium. methylorubrum zatmanii scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: hyphomicrobiales family: methylobacteriaceae genus: methylorubrum binomial name methylorubrum zatmanii(green et al. 1988) green and ardley 2018 synonyms methylobacterium zatmanii green et al. 1988