42 Alices Injiiriotis to Domestic Ammals. 



be prepared in small quantities by mixing 2 J lb. of sulphur with 

 1 lb. of good quicklime in a bucket, making into a paste, and boiling 



m 

 ^^^P 



-.4h_ 



m 





Higliley del. 



Fig. 24. 



Pterolichus obtusus (p. 64), a feather mite from domestic 

 fowl. Male from below. 



in two gallons of water until a dark red-brown solution is formed. 

 Boiling will take about three hours ; the whole must be kept well 

 stirred during the process and made up to two gallons at the end. 



