294 FIFTH REPORT OF THE ENTOMOLOGICAL COMMISSION. 



rounded, and they are coarsely punctured. The under side of the body and legs are 

 covered with short white hairs. The antennae are long and slender. Length, 



12-13"im. 



29. Phyton pallidum (Say). 

 Order Coleoptera ; family Cerambycid^. 



This longicorn has been bred by Dr. LeOonte from branches of the 

 hickory (C. tomentosa). 



30. Tillomorpha geminata (Haldenian). 

 Order Coleoptera ; family Cerambycid^e. 



This beetle has also been reared by Dr. Le Conte from the hickory in 

 company with the preceding species. 



31. The hickory bark-borer. 



Scolytus 4-spinosus (Say). 



Order Coleoptera; family Scolytid^. 



Undermining the bark and making long slender tracks radiating from a primary 

 larger vertical chamber ; a white footless grub becoming a small cylindrical weevil- 

 like beetle. 



This very destructive bark-borer affects the bitter-nut, shell-bark, 

 pig-nut hickory, and probably the pecan ( Carya olivceformis), Accord- 



FiG. 118. Hickory bark-borer; 1, 2, its "mine;" 3, thft 

 beetle; 4, larva; 5, papa. — After Rilej'. 



Ing to Riley the beetle issues the latter part of June and early part of 

 July. " Both sexes bore into the tree — the male for food, and the 



