bartonella jaculi bartonella jaculi bartonella jaculi is a bacterium from the genus bartonella which was isolated from the blood of rodentia. bartonella jaculi scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: hyphomicrobiales family: bartonellaceae genus: bartonella species: b. jaculi binomial name bartonella jaculisato et al. 2013