methyloferula methyloferula methyloferula is a gram-negative, mesophilic, psychrotolerant, aerobic and colorless genus of bacteria from the family of beijerinckiaceae. up to now there is only one species of this genus known (methyloferula stellata). methyloferula scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: hyphomicrobiales family: beijerinckiaceae genus: methyloferulavorobev et al. 2011 type species methyloferula stellata species m. stellata