202 



Some account of an Insect that 



upon grape-vines growing behind the house, where the 

 writer of this article has seen them in great numbers, and 

 has had an opportunity of observing some of their habits 

 and transformations. 



Fig. 7. The Procris Americana in its various Forms. 



1. The Male. 



2. The Female. 



The Chrysalis. 

 The Cocoon. 



5. Young Calcrpillars. 



6. Full-groicn Caterpillar. 



In the southern states several broods are produced in the 

 course of one year, for Professor Hentz informs me that 

 the caterpillars were found on the vines throughout the 

 sunmier, and this accords with the history of the European 

 vine Procris. In New England there are, at least, two 

 annual broods. The transformations of the second are 



