Ehrlichiaceae

noun plural

Ehr·​lich·​i·​a·​ce·​ae er-ˌlik-ē-ˈā-sē-ˌē 

: a family of parasitic bacteria of the order Rickettsiales that are found inside of membrane-bound vacuoles within cells (such as red or white blood cells) of various vertebrates and invertebrates and are classified in several genera including the genera Anaplasma and Ehrlichia