THE 
AUTUMNAL ACARUS, 
O R 
HARVEST-BUG. 
Generic Character. 
Eight Legs. 
Two Eyes, fituated on the fides of the head. 
Two Tentacula, jointed, and fhaped like feet. 
Specific Character. 
RED GLOBOSE-OVATE ACARUS, with the 
abdomen briftly behind. 
This troublefome infedt will make itfelf fufficiently 
known to moft people during the months of Auguft and 
September: it is much fmaller than a common mite, 
and can but juft be perceived upon the fkin, to which 
it adheres by its claws, and particularly by the two 
fhort arms or tentacula fituated above the upper legs. 
It can fcarcely be feparated from the fkin without 
violence, when once it has fixed itfelf: its motion when 
difengaged is confiderably quick, though by no means 
equal to that of fome other fpecies of acari. On the 
part where it fixes, it caufes a tumor, generally about 
the fize of a pea; fometimes much larger, accompanied 
with a fevere itching. 
The 
