THE GENUS DENDROCTONUS. 



17 



of the scape is in a rather deep scrobe (figs. 4, 5), situated in front of 

 the eye near the base of the mandible and lateral angle of the epistoma. 



Fi< ;. '.). -Pissodes strobi: Head, dorsal aspect, and mandibles. A , Dorsal aspect of left mandible; B, ventral 

 aspect of left mandible; C, dorsal aspect of head; a, apical tooth; b, subapical tooth; c, median tooth; 

 d, molar; e, median condyle;/, lateral muscle process; g, lateral condyle; h, lateral fossa; i, extensor tendon; 

 j, pharyngeal bracon; k, retractor tendon; I, ventral area; m, dorsal area; n, median condyle; o, anterior 

 fossa; p, anterior section of beak; q, posterior section of beak; s, dorsal area; t , anterior condyle; u, lateral 

 fossa. (Original.) 



Epicranium. The epicranium is not defined from the front or gena 

 by sutures or lines, but the area is quite clearly indicated by the 



