Qf Flies. 
6$ 
Of an infeffc found upon the leaves of fpices 
and in woods of feveral kinds. 
M R. Leeuwenhoek difcovered upon the leaves of 
fome white nutmegs, an animalcula or minute 
worm, which appeared to the naked eye of the fize of 
fig. 108. but is reprefented in fig. 109. as it appeared 
when placed before the microfcope. Its body was jointed 
In feveral places, and thickly fet with hairs; it had fix 
Ihort feet, which end with a Ihining nail, toothed like a 
faw, as at A, B, C, D 5 the hinder part of its body was 
very full of blood vefiels, as appears at E, F, G, H. At 
I K are two Chining horns jointed and befet with hairs. 
At L are reprefented its forceps, with which the worm 
eats its way into leaves or wood, &c. M N drew the 
two lefler horns which adorn the head of the worm. 
This worm after fome little time was changed into a fly¬ 
ing infe£l, as exhibited in fig. no. whereof L M, B N, 
are its two horns, which confided of divers joints and 
hairs, B L its eyes furniflied with a number of little 
lenfes, as the eye of the drone fly before defcribed-. It 
had alfo fix feet armed with talons, as before Chewn : 
thefe legs had feveral joints, and were covered with 
bridles or thorns; two of thefe feet and nails are Chewn 
by the letters C 0, DP. D E, and K I reprefents the 
two cafes or Chields under which the wings are folded. 
Thefe cafes are mod curioufly adorned with drait rows 
of rings throughout their whole length. The hinder 
part of its body is jointed as it were with hollow 
notches, much after the fame manner as the worm 
•from which it was produced. If the wing be confidered 5 
it will be found to confid of feveral fmall vefiels or nerves 
F that 
