Philip gave the name Ehrlichieae
to this family of bacteria, after Paul Ehrlich, who initially described a disease associated with small, gram-negative bacteria known to infect cattle, sheep, goats, and dogs.
Under the proposed revision, the tribe structure of the Rickettsiaceae would be abolished, and species in the Ehrlichieae
tribe would be assigned to the family Anaplasmataceae, with several placed into the genera Ehrlichia (Cowdria ruminantium), Anaplasma (E.
Experimental transmission of a granulocytic form of the tribe Ehrlichieae
by Dermacentor variabilis and Amblyomma americanum to dogs.