Their Sex, &e. 99 
in the Cell for feveral Days, till the Time 
it quickens, and appears a perfect Worm. 
And thus we find it in the Eges of other 
Infe€ts and Animals, which are remarkable 
for their Proportions, different Figures, Co- 
lours, Regularities, exact Pofitions, @c. par- 
ticularly the Silk-Worm. i 
If then neither of thefe can be fafely af- 
firmed, or fully proved, of the Sperm in 
Man or Beaft, that there never is any 
Difference, either in the Quantity or the 
Figure, then it muft be admitted that it is 
nothing but an Egg, and confequently that 
this Creature is. of the Female Kind. 
But I add, as a further Evidence in the 
Cafe, and what is more fully convincing, it’s 
different Parts, which compofe the whole, 
and are eafily feparated and diftinguifhed from 
each other, as I have often proved, placing 
the Infect upon my Hand or an Handker- 
chief, fhe has (moving upon it) laid feveral 
of thefe obiong Subftances, and to all Ap- 
pearance as full of Spirit and Vigour as at 
firft. 
I have immediately examined _ thefe, 
which {till keep their Form, while you 
‘gently move them up and down; but no 
fooner have I by the Help of a Needle pene- 
trated the fame, but the whole moft plainly 
appeared, (even to the naked Eye) to be a 
Fluid, or liquid Matter, contained in a thin 
Skin or Membrane; and without any the 
H 2 -leaft 
