<unk>  is a proteobacterium, Gram negative aerobic, pleomorphic, flagellated, motile, coccobacillary, 2–3 μm long, 0.2–0.5 μm wide, and a facultative intracellular bacterium.
Bartonella bacilliformis
Bartonella rochalimae
Cryptosporidium parvum
Prevotella bivia
Yersinia pestis
Salmonella enterica subsp. enterica
Yersinia rohdei
Bartonella henselae