3. Genital apron an almost equilateral 

 triangle; in profile gradually 

 sloping. Medium-size tick, with 

 dark, smooth, shiny scutum with 



few if any punctations; legs lighter 



color , H. DETRITIM 



Figures T60 and 151 



Genital apron circiilar or triangular 

 but distinctly biilging in profile. 

 Usually comparatively small, pale, 

 often elongate ticks with few p\xnc_ 

 tations irregularly scattered over 

 the scutum; legs either ringed or 



\inicolorous. H. SKGAVATM 



Figures~168 and 169 



4. Scutum entirely covered by uniform 



punctations 5 



Scutum more or less irregularly 

 covered by small or medium-size, 

 shallow to deep punctations among 

 which some large ones may be pre- 

 sent 6 



5. Genital apron a large, vride shield, 

 bulging in profile. Circumspiracular 



area unusually pilose H. RUFIPES 



Figures iS^ and 185 



Genital apron a wide triangle vrLth 

 a narrow transverse anterior ridge 

 (bulging in profile) and a posterior 

 button (sloping or depressed in 

 profile). Circumspiracular area 



not exceptionally pilose H. IMPRESS^ 



Figures"l7b and 177 



_ 401 _ 



