THE 
FLEA. 
*♦+***++***++**+****❖ 
Generic Character. 
Feet fix, formed for leaping. 
Eyes two. 
Antenna filiform (or rather moniliform.) 
Mouth confifting of an indebted fetaceous tube 
containing a tubular piercer. 
Body comprelfed. 
Specific Character, &c. 
FLEA with probofcis fhorter than the body. 
THE COMMON FLEA. 
The change of form in the papilionaceous infeds 
during their progrefs from the egg to their com¬ 
plete date, is almoft univerfally known. But that 
a fimilar procefs takes place in the Flea, is perhaps 
by no means generally underftood. 
The eggs of the Flea, which are very fmall, 
white, and of an oval form, are depofited by the 
parent infed in various fituations favorable to 
their 
