. . . . "The genus presently contains more than 120 species, often with a worldwide distribution, that usually infect mammals such as bovines (B. argentina, B. berbara, B. bigemina, B. bovis, B. divergens, and B. major), small ruminants such as sheep and goats (B. foliate, B. ovis, B. motasi, B. crassa, and B. taylori), horses and donkeys (B. caballi and B. equi recently transferred into the genus Theileri" .