Plate 2 



Cocoons of a Silk-moth. 



Pivge 10 



Three cocoons of the Cccropia-nuith, the louist cxiniple cul open to show structure 

 and chrysalis. It will be seen that there are really two cocoons of linn texture 

 with an inlerniediate packing of looser silk. The provision for easy exit of the 



moth is also tvifleut. 



Photo by Author. 



