'"IG. 3. — Various ticks that Infest cattle. 5. Mature female Lone Star tick, enlarged; 

 5a, same, natural size: 56, head and shield of same, magnified ]5 times, ti. :Mature 

 female ear tick, enlarged ; Qa. same, natural size : iih, head of same protrudins from 

 beneath, magnified 15 times. 7. Mature female chicken tick, enlarged ; 7fl. same7 natu- 

 ral size : 71), upper portion of same, head invisible, magnified 10 times. 8. Mature fe- 

 Tiale European dog tick 

 ■lagnified 15 times. 



155463°— 19 '2 



enlarged ; 8«, same, natural size ; 86, head and shield of same, 



