Bartonella tribocorum is a proteobacterium. Together with other Bartonella species, it can cause disease in animals. This particular species was first isolated from the blood of wild rats. It is distinguished by its trypsin-like activity, the absence of the ability to hydrolyse proline and tributyrin, its 16S rRNA and citrate synthase gene sequences. its type strain is IBS 506T(CIP 105476T).