rouxiella chamberiensis rouxiella chamberiensis rouxiella chamberiensis is a member of the family yersiniaceae. it is implicated in the deaths of three infants in france, and was found to be a contaminant of parenteral nutrition bags. rouxiella chamberiensis scientific classification domain: bacteria phylum: pseudomonadota class: gammaproteobacteria order: enterobacterales family: yersiniaceae genus: rouxiella species: r. chamberiensis binomial name rouxiella chamberiensisle flèche-matéos et al. 2015