46 CIRCULAR 148, U. S. DEPARTMENT OF AGRICULTURE 
FIGuURD 31. 
gorged larva (magnified 5 times) ; C, young tick (magnified 5 times); D, partially 
engorged young tick (magnified 5 times); #, fully engorged young tick (magnified 
5) times) ; F, adult female (magnified 5 times) ; G, adult male (magnified 5 times) 
A, Ear ticks and débris from ear of animal (about natural size); B, en- 
