141 



THE HOG LOUSE (Haematopinus suis). Hemiptera. 



This fin sect is of occasional occurrence in the West 

 Indies. Like those of the other true lice, its mouth parts 

 are adapted for sucking. The eggs (Fig. 149) are at- 

 ttached to the hairs of the animal, and the parasites 

 (Fig. 150) spend their entire life-cycle on the body of the 

 host. Severe attacks of hog lice cause animals to lose flesh 



Fig. 150. Hog louse. 

 Adult female. Enlarged. (From U.S. Dept. Agric. 



The remedies to be used are such contact poisons as 

 may be safely employed. Tobacco water, dilute carbolic 

 acid, kerosene emulsion and similar materials, applied as 

 sprays by means of a force pump, should give good results. 



