psychrobacter luti psychrobacter luti psychrobacter luti is a species of bacterium first isolated from antarctic environments. it is a psychrophilic, oxidase-positive, halotolerant, gram-negative, nonmotile coccobacillus with a strictly oxidative metabolism. its type strain is nf11t (=lmg 21276t =cect 5885t). psychrobacter luti scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: pseudomonadales family: moraxellaceae genus: psychrobacter species: p. luti binomial name psychrobacter lutibozal et al. 2003 type strain cect 5885, cip 108124, guinea nf11, lmg 21276