g.D. 
Lls?.xi 
ClA. 
(f 
COLORADO 
POTATO BEETLE 
MUS. COMP. ZOOL. 
LIBRARY 
OCT 13 ig^g 
HARVARD 
UNIVERSITY 
a, Adult beetle; b, eggs; c, larvae (or slugs); d, pupa (or resting 
stage), (a, c, and d about natural sise; b about twice natural 
siz;e.) 
(See other side for life history and control) 
Bureau of Entomology and Plant Quarantine 
United States Department of Agriculture 
Picture Sheet No. 3 
