320 



GEORGE H. F. NUTTALL. 



(2) H. parmata, Neumann 1905, in which the palps protrude but slightly at the 

 sides in the adult and immature stages (figs. 11 and 12). 



Fig. 11. Haemaphysalis parmata, Neumann, 



1905, (^ : dorsum, capitulum in ventral aspect, 



coxae, spiracle and tarsus iv. (Nuttall and 



Warburton, 1915). 



Fig. 12. Haemaphysalis parmata, ^eumsnin, 1905,$: 

 Scutum, capitulum in dorsal and ventral aspects, 

 coxae, spiracle and tarsus iv. (Nuttall and Warburton. 



1915). 



Group II. 



Genus 3. Dermacentor. 



Generic characters : Usually ornate, with eyes and festoons, with short broad ot 

 m )derate palps, basis capituli rectangular dor sally. Coxa I V. is much the largest.* Male 

 without ventral shields or plates. Coxa I. bifid in both sexes. 



* As in Rhipiceator (fio-. 17). 



