moraxella porci moraxella porci moraxella porci is a gram-negative, aerobic, catalase- and oxidase-positive, non-endospore-forming bacterium in the genus moraxella, which was isolated from the brain of a pig suffering from meningitis. moraxella porci scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: pseudomonadales family: moraxellaceae genus: moraxella species: m. porci binomial name moraxella porcivela et al. 2010 type strain ccug 54912, cect 7294, cip 110214, sn9-4m