122 



Ixodidae: Genus Rhipicephalus 



Genus (5) Rhipicephalus : usually inornate, with eyes and festoons, 

 with short palps and basis capituli usually hexagonal dorsally. (The £ 

 of one species, Rliipicephalus pulchellus, has a Dermacentor-like capitu- 

 lum, and both sexes are ornate.) Coxa I bifid. The £ possesses a pair 

 of adanal shields and usually a pair of accessory adanal shields ; some 

 Js, when replete, show a caudal protrusion. Spiracles bluntly or 

 elongate comma-shaped. Figs. 125-127. 



Type species : Rhipicephalus sanguineus (Latreille). 



RHIPICEPHALUS 



-^aXuAa/ jiAmrt. 

 ■fait- &A* 



Fig. 125. Rh. bursa Canestrini and Fanzago, 1877, s : dorsum. (Original, L. E. R. del.) 



■S/viA.a*JiL 







d&UaJ.* 



jurloie ablest- 



3» 



Fig. 126. Fig. 127. 



Fig. 126. Rh. sanguineus (Latreille, 1804), <f : venter (from Warb. and Nutt., 1909, 



G. H.F.N, del.). 

 Fig. 127. Rh. simpsoni Nuttall, 1910, ? : capitulum and scutum (from Nuttall, 



F. M. H. del.). 



