PARASITES AFFECTING THE SKIN 39 
In the Horse.—They may be found under the mane, 
at the root of the tail, and on the shoulders and quarters 
in advanced cases, and seldom or never under the belly. 
In Cattle—Tvichodectes scalaris is much the com- 
monest. It has no predilection seat, and may be 
found all over the 
body. 
Hematopinus 
forms are located 
along the neck and 
spine. In sheep, 
Trichodectes are 
commonest round ee 
the point of the SA e 
shoulder, and leave (2A } ax 
bare patches, TEA 4 
In Pigs.—Hemato- ww 
pinus urius is the e¥ 
largest of all lice. 
It attacks the neck, lh 
head, and armpits, 
and frequently causes 
—— 
= 
= 
—— 
—- 
death in young pigs. \ Kl 
Treatment. — Care iy Gila lf | 
must be taken to : AHMAR Wid 
prevent the spread- l | 
ing of the parasites , \ 
to other animals by Wp if 
grooming utensils or Fic. 9.—H#matopinus Macro- 
any other means. ee eae eee 
To destroy lice, : 
creolin baths are best, repeated in a week. 
Jeyes’ fluid (zr in 60) is very efficacious, especially 
if some soft soap is previously dissolved in the water. 
Other agents which may be employed are : Decoction 
of stavesacre (rin 20) ; mercurial ointment rubbed down 
