Hickory insects 

 Black walnut caterpillar, D a t a n a i n t c g e r r i m a Gr. & Rob. 



1 Bunch of cast skins 



2 Side and dorsal views of full grown larvae 



3 Silk spun by larvae on molting- place 



4 Parent moth 



Hickory tussock moth, Halisidota caryae Harr. 



5 Side view of full grown larva 



6 Parent moth with expanded wings 



Painted hickory borer, C y 11 e n e p i c t u s Drury 



7 Piece of hickory showing work 



8 Larval galleries in sapwood 



9 Pupal chamber containing pupa 



10 Adult 



1 1 Sawdust stopping exit from pupal chamber 



12 Exit hole. This pierces the bark in nature. 



3366 



