bartonella talpae bartonella talpae bartonella talpae, formerly belonging to the grahamella genus, is a bacterium. as with other bartonella species, it can cause disease in animals. bartonella talpae scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: hyphomicrobiales family: bartonellaceae genus: bartonella species: b. talpae binomial name bartonella talpae(birtles et al. 1995)