Plate X. 
(a) R. evert si, Neumann. 
(b) it. capensis, Kocli. 
(e) R. ocnlatus, Neumann. 
(d) R. append iculalus, Neumann. 
(e) R. sanguineus (Latreijle). 
(/’) R. simus, Koch. 
Rhipicephaltts, shields of females. 
(g) R. lunulatus, Neumann. 
(Jt) R. bursa, Canestrini and Fanzango. 
(/) Mandibles of R. simus, Koch, male at 
left and female at right. 
(Jit) Mandibles of R. sanguineus (Latreille), 
male at left and female at rierhi. 
