EGGS OP THE COCCI. 



89 



drawn out into extended threads, by delaching a few 



of the eggs from the mass. 



Eggs of the Coccus covered with down, and with the bodies 

 of the mothers. 



An account, which appears to us altogether apo- 

 cryphal, has been given of the migrations of the 

 species which produces the cochenille ( Coccus Cacti, 

 Linn). From the females remaining stationary, it 

 is said, their numerous progeny would not find 

 sufficient nutriment on their native tree; and they 

 are, at the same time, so delicate, that they could not 

 travel along the ground from one plant to another; 



Magnified cochenille insects, {Coccxis cacti), a. Male. 6, Female. 



8* 



