citrobacter europaeus citrobacter europaeus citrobacter europaeus is a bacterium from the genus of citrobacter which has been isolated from human feces in réunion in france. citrobacter europaeus scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: enterobacterales family: enterobacteriaceae genus: citrobacter species: c. europaeus binomial name citrobacter europaeusribeiro et al. 2017 type strain cip 106467, dsm 103031, strain 97/79