brucella pituitosa brucella pituitosa brucella pituitosa is a gram-negative, oxidase-positive and catalase-positive, non-spore-forming, non-motile bacteria from the genus of brucella which was isolated from industrial environment in sweden. brucella pituitosa scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: hyphomicrobiales family: brucellaceae genus: brucella species: brucella pituitosa binomial name b. pituitosa(huber et al. 2010) hördt et al. 2020 type strain ccbs-0049/05, ccug 50899, dsm 22207 synonyms ochrobactrum pituitosum huber et al. 2010