THE HORSE LEECH. 
*tS 
Genus X. — ■ Hlppolofca . The Hor/e Leech . 
In the horfe leeches, the roftmm is of a cylindrical fhape* 
bivalved, and nodding : the feet are armed with claws ; 
and it is by means of thefe inflruments that they adhere 
to cattle and horfes, in fpite of every effort to rub them, 
off. They abound in New Foreft, itatnpjbire, and ren- 
der it a very uneafy paflure for cows. The horfe leech 
is covered with a cruftaceous fhell, which renders it diffi- 
cult to be killed, and gives it the air of fome fpecies of 
the bugs. 
Hippohofca pedibus pidaBills, the horfe leech with fou£ 
talons on each foot. This fpecies is but too generally 
known, from its hoflilities againft every kind of cattle. 
It is fo tenacious of life, that it will live for a confider- 
able while after the head is cut off. The colour of this 
bippobofca is wholly grey *. There is a fpecies of thefe 
animals with fix talons on each foot, which is found in 
fwailows netls ; it is much fmaller in fiie, and has the 
extremity of the abdomen marginated f. 
* Ricinus rolans of M. Frifrh, p. 43- 
Vol, III. 3 2# 
t Reaumur, Tome V- 
