294 FIFTH KEPORT OF THK ENTOMOLOGICAL COMMISSION. 
rounded, and they are coarsely punctured. Tin- under side of the body and legs are 
covered with short white hairs. The antennae are long and slender. Length, 
12-1:5""". 
29, Phi/ton pallidum (Say ). 
Order Colkoptkka ; family CERAlfBYCID I 
This lougicorn has been bred by Dr. LeConte from branches of the 
hickory (0. tomentosa). 
30. Tillomorpha geminata (Haldeman ). 
Order Colkopteka ; family Ceramhycid.k. 
This beetle has also been reared by Dr. Le Conte from the hickory in 
company with the preceding species. 
31. TlIK HICKORY HARK-BORER. 
Scolytus 4-8pino8U8 (Say). 
Order Coleoptera; family Scolytid^e. 
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 - 
Pio. us. Hickory bark-borer; l, 2, its "mine;" 3, th*> 
beetle; 4. larva: 5, papa. — After Riley. 
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 
