Ixodidae: Genus Haemaphi/mlix 



119 



SECTION II. METASTRIATA. 



With anal groove contouring the anus behind. 



Note : In two genera, Boophilus and Margaropus, clearly attributable 

 to this section by their general structure, the anal groove is faint or 

 obsolete. Any tick in which the anal groove cannot be made out may 

 with safety be referred to the Metastriata. 



(a) Brevirostrata. 

 Group 1. 



Genus (2) Haemaphysalis : inornate, without eyes but with 

 festoons; with usually short conical palps whose second articles pro- 

 ject laterally beyond the basis capituli, which is rectangular dorsally. 

 With dorsal process on first trochanter. Usually of small size and 

 but slightly chitinized. Sexual dimorphism slight. The </" shows no 

 ventral plates or shields. Spiracles in £ usually ovoid or comma- 

 shaped; in $, rounded or ovoid. Fig. 120. 



Type species : Haemaphysalis concinna C. L. Koch. 



HAEMAPHYSALIS 



,- ; *^S*/**£*4 



£a/A*f<*<tZ*c& 





fatt- «*u/«</i 



Fig. 120. //. wellinfjtoni Nnttall and Warburton, 1908, s in dorsal and ventral aspects 

 and ? in dorsal aspect (from Nutt. and Warb., E.W. del.). 



