the root (no rank)
Bacteria (domain)
Proteobacteria (phylum)
Alphaproteobacteria (class)
Rickettsiales (order)
Rickettsiaceae (family)
Ehrlichia (genus)
[hide inferior taxa]
Ehrlichia canis (species)
Ehrlichia chaffeensis (species)
Ehrlichia ewingii (species)
Ehrlichia muris (species)
Ehrlichia phagocytophila (species)
Ehrlichia risticii (species)
Ehrlichia ruminantium (species)
Ehrlichia sp. (species)