I r 2 Veterinary Medicine. 



come from the nose in the stream of Hquid. The wound heals 

 very prompth'. In the absence of a trephine use a gimlet. 



Prevention. Some turn up a furrow in the pasturage, in which 

 the sheep may burrow their noses and evade the fly, others lay 

 down quicklime in covered boxes which has the further advant- 

 age of inducing sneezing and favoring expulsion of the entering 

 parasites. But perhaps the best plan is to procure a log and bore 

 a number of holes in it with a two inch augnr ; place salt in the 

 holes and smear their margins with tar, and renew it often. The 

 sheep then takes a protective dressing with every lick of salt. 



CEstrus Purpureus (Brauer) is a species which infest the nose, 

 etc., of the Syrian sheep, and Cephalemia Maculata (Wedl) 

 one which infests the nasal chambers of the Egyptian buffalo and 

 camel. 



