citrobacter pasteurii citrobacter pasteurii citrobacter pasteurii is a bacterium from the genus citrobacter which has been isolated from human feces in kentucky in the united states. citrobacter pasteurii scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: enterobacterales family: enterobacteriaceae genus: citrobacter species: c. pasteurii binomial name citrobacter pasteuriiclermont et al. 2015 type strain cip 55.13, cip 55.9, dsm 28879, na 1a