11. Lateral grooves long but often not 

 well marked. Scutum irregularly 

 pvmctate, posterior area not stri- 

 kingly differentiated, posterior 

 margin bluntly rounded. (Far, 

 Middle, and Near East, Arabia, 

 Northwest Africa, rare in North- 



east Africa) H. MARGINATUM 



Figure's 178 and 179 



Lateral grooves long, distinct, 

 deeply and cleanly delineated. 

 Scutum smooth and shiny except 

 posteriorly where it is densely 

 punctate, posterior margin usual- 

 ly rectangular. (Strictly African, 

 not including North Africa) 12 



12. Central festoon undifferentiated. 

 (Throughout Ethiopian Faunal 



Region) H. TRUNCATUM 



Figures~186 and ia7 



Central festoon forming a whitish 



or brownish parma. (East and West 



Africa) H. ALBIFARI^TUM 



Figi5es 1% and 195 



- 508 _ 



