Ixodidae: Genus Margaropus 



123 



With anal grooves obsolete. 



Genus (6) Margaropus 1 : inornate, with eyes, hut without festoons, 

 with short palps and capitulum intermediate between that of Rhipice- 

 phalus and Boophilus ; highly chitinized ; the unfed adults of large size. 

 The $ with very small scutum. Coxae conical, unarmed but for a 

 small spine posteriorly on coxa I. The </ with a median plate prolonged 

 in two long spines projecting beyond and to either side of the anus ; with 

 coxae similar to those of ^ ; legs increasing progressively in size from 

 pair I to IV, the articles especially of leg-pair IV greatly swollen. When 

 replete, the £ shows a caudal protrusion. Anal groove obsolete. 

 Spiracles rounded or short-oval in both sexes. Figs. 128, 129. 



Type species : Margaropus winthemi Karsch. 



MARGAROPUS 



/ &L£cc& 



. qj^*u£a I irk^ict 



-ha^fi. OLbCuA, 







Fig. 129. 



Fig. 128. 



Fig. 128. M. winthemi Karsch, 1879, i ■ venter (from Neumann, 1907, Nn. del.). 

 Fig. 129. M. winthemi Karsch, 1879, ? : capitulum and scutum. (Original, sketch 

 by C. W.) 



1 This name has become established. It should read Hargaritopns, signifying beady- 

 legged. 



9—2 



