psychrobacter pulmonis psychrobacter pulmonis psychrobacter pulmonis is a gram-negative, catalase- and oxidase-positive, strictly aerobic, nonmotile bacterium of the genus psychrobacter, which was isolated from the lungs of lambs in zaragoza in spain. it is coccus-shaped; the type strain is s-606t (=cect 5989t =ccug 46240t). psychrobacter pulmonis scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: pseudomonadales family: moraxellaceae genus: psychrobacter species: p. pulmonis binomial name psychrobacter pulmonisvela et al. 2003 type strain ccm 7211, ccug 46240, cect 5989, cip 107927, dsm 16214, kctc 12112, s-606