Observ. [52]. Of a Book-worm.
A description of it; where by the way is inserted a digression, experimentally explicating the Phænomena of Pearl. A consideration of its digestive faculty.
Observ. [53]. Of a Flea.
A short description of it.
Observ. [54]. Of a Louse.
A description of its parts, and some notable circumstances.
Observ. [55]. Of Mites.
The exceeding smalness of some Mites, and their Eggs. A description of the Mites of Cheese: and an intimation of the variety of forms in other Mites, with a Conjecture at the reason.
Ob. [56]. Of small Vine-Mites.
A description of them; a ghess at their original; their exceeding smalness compar’d with that of a Wood-louse, from which they may be suppos’d to come.