shewanella livingstonensis shewanella livingstonensis shewanella livingstonensis is a species of bacteria. its cells are psychrophilic, gram-negative, rod-shaped, facultatively anaerobic and motile by means of a single polar flagellum. its type strain is lmg 19866t. shewanella livingstonensis scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: alteromonadales family: shewanellaceae genus: shewanella species: shewanella livingstonensisbozal et al., 2002