PARASITES AND PARASITIC DISEASES OF HORSES 35 
FIGURE 24.—Sucking louse of horses (Haematopinus asini): A, Male; B, female. 
(Magnified 25 times) 
Figure 25.—Biting louse of horses (Trichodectes pilosus): A, Male; B, female. 
. (Magnified 25 times) 
