EASTERN UNITED STATES. 39 



soon becomes marked with gray and violet, with more 

 or less yellow on the back. 



This insect feeds on the different species of Aristo- 



FIG. 13. 



P. Philenor, chrysalis. 



lochia, or pipe-vine, and is usually abundant where these 

 plants are found. The larvae are to be found in groups 

 on the leaves in July and August; the pupal period 

 lasting about three weeks. 



3. PAPILIO ASTERIAS, Fab. 



Expanse of wings from 3 to 4 inches. 



Upper surface of body and wings black. The fore 

 wings have two rows of yellow spots parallel with the 

 outer margin, eight spots in each row, more prominent in 

 the male than in the female. There are one or two spots 

 before the inner row towards the apex, and in the male a 

 bar at the end of the discal cell. The fringe is black, 

 cut with yellow opposite the spots of the two rows. The 

 spots are continued across the hind wings, the outer row 

 being lunate, with a more or less complete row of blue 

 8* 



