170 Of the Itch. 
and two little Horns; being in Shape as re- 
prefented by the two Pidlures, Fig. II. a, b. 
Plate XIII. 
This Experiment was repeated on itchy 
Perfons of all Ages, Sexes, and Complexions, 
and at all Seafons of the Year, and he con- 
ffiantly found the fame Animalcules in molt 
of the watry Puftules : and though by rea- 
fon of their Minutenefs and Colour (which 
is the fame as the Skin) it is difficult to dif- 
cern thefe Creatures on the Surface of the 
Body, yet he fometimes faw them upon the 
Joint of the Fingers in the little Furrows of 
the Cuticula , where they fir ft begin to enter 
with ther fharp Heads, gnawing and work¬ 
ing in their Bodies, till they are got quite 
under the Cuticula , where they burrow from 
Place to Place, caufe a trpublefome and grie¬ 
vous Itching, and force the infedted Perfon 
to fcratch, which only ferves to increafe the 
Malady; for, by breaking the little Puftules 
and fome fmall Blood-Veffels, Scabs, crufly 
Sores, and fuch like foul Symptoms eiifue: 
whilfl thefe mifchievous Animalcules efcape 
the Nails by their Minutenefs, and difperfe 
themfelves the farther. 
Frequently obferving thefe Animalcules , 
he perceived one of them drop a little oblong 
white Egg, almoft tranfparent, from the 
hinder Part of its Body : and afterwards he 
faw many of the fame Sort of Eggs; which 
proves them generated,.like other Creatures, 
' from 
