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 <,n-o\vn larvae 



3 Silk spun by larvae on molting place 



4 Parent moth 



Hickory tussock moth, Ilalisidota caryae Harr. 



5 Side view of full ^rown larva 



6 Parent moth with expaniled winters 



Painted hickory borer, C )■ 1 1 c n e pictus Drury 



7 Piece of hickory showini,^ work 



8 Larval galleries in sai)wood 



9 Pupal chaml)er containing ])upa 



10 Adult 



11 Sawdust stopping exit from pupal chamber 



12 Exit hole. This pierces the bark in nature. 



a 366 



