262 A TICK-EESISTANT CONDITION IN CATTLE. 



Crescent, born March, 1917 ; dam, Rainbow. A red 

 steer, carrying abundant ticks during the January- 

 February examinations. Became so heavily infested that 

 washing with kerosene and light oil was resorted to to relieve 

 tick worry ; hence fairly clean when examined in March, 

 1918. 



CurUiv, born March, 1917 ; dam, Seagull. A light red 

 steer. Very ticky during January-February, 1918. 

 Numerous matured females were removed from time to time. 

 Washing was resorted to as in preceding case, but the fluid 

 was applied only to hind parts. When examined in March 

 the neck and sides were heavih' tick infested. Died from 

 lung worm, Avinter, 1918. 



Peter Pan 1 1, born May, 1917 ; dam. Fairy. A Jersey 

 steer, carrying numbers of ticks. Numerous matured 

 females were removed from time to time during January- 

 February. This steer was also washed in March, 1918, 

 and appeared fairly clean on examination later in that 

 month. 



Petrel, born February, 1917 ; dam, Stormbird. A blue 

 roan heifer. Remained practically tick free during Januar}'- 

 February, 1918. In March, she was fairly clean, a few ticks 

 being found. A mass of yellowish scales was present on 

 the escutcheon. Calved, September, 1918. 



Snowy, born Jul3-, 1917 ; dam, Brownie. A white 

 steer, carrying a few ticks, mostly immature, but odd 

 mature females were removed occasionally, (Januarj"- 

 February, 1918). Died from worms, March, 1918. 



Stormy, born August, 1917 ; dam, Spot. A red and 

 white heifer, carrying a fair number of ticks ijichiding 

 matured females (January- Februar}', 1918), Sold, 1918. 



Teivantin, born March. 1917 ; dam. Sunset. A j'ellow 

 and white steer. Ticky during January- Februar}^ examin- 

 ations. Washed with. Crescent, Curlew, etc., and appeared 

 fairly clean in March, 1918. 



Titikerbell III, born March. 1917; dam, Sprite. A 

 red brindle heifer, remained jiractically free from ticks 

 •during the whole period of examination (January- February, 

 March and June, 1918). A few immature ticks could be 



