8 



RHYXCHOPHORA OP XORTH EASTERN AMERICA. 



A. B. 



Fig. 2. A, Upper view of head and beak of Pissodes strobi; q, hind section or base of 

 beak; .s, dorsal area of beak; p, front section or apex or tip of beak. The mandibles are 

 seen projecting beyond the epistoma. Fig. 2, B, lower view of same; /;, antenna! groove or 

 scrobe; the gular suture is seen as a vertical line between the gens. (After Hopkins.) 



On a still larger scale the parts of the mouth are shown in 

 Fig. 3. 



Palpi 



. A Pdpifer^ffi* 



^fenlum- 



Bubmenlum 



Fig. 3, A, Apex of beak of Pissodes strobi, greatly magnified to show details of 

 mouth parts; a, apical tooth; b, subapical tooth; c, lateral view of hypostoma; d, pleuro- 

 stoma; e, mandibular scrobe; /, hypostomal area: k, hypostomal puncture; C and D, 

 maxilL-e; g, lacinial bristles; i, joints of palpi; j, fossa of cardo. (After Hopkins.) 



