214 NATURE'S CALENDAR 



September 30 Imported Cabbage Biitterjiy. — Larvae seek 



shelter and change to chrysalids, to remain in 

 that condition until the following spring. 



Clouded Sidplnir Biitterjiy. — Adults com- 

 mon, more or less worn, especially in latter part 

 of autumn. 



Green Clouded Swallon'tail. — Larvae of sec- 

 ond brood mature and change to chrysalids, 

 remaining in this condition through the winter. 



Black Siuallowtail, or Asterias Butterfly. — 

 Larvae mature and change to chry^salids, in 

 which condition the insect passes the winter. 



Cecropia and other Large Moths. — Larvae 

 spin cocoons upon or Deneath the food-plant. 

 Change to pupae within the cocoons. 



Sphinx Moths. — Larvae of manyspeciesgointo 

 the ground, where they pupate in earthen cells. 



Leaf-hoppers and Tioig- hoppers. — Adults still 

 common. 



Aphides, or Plant-lice. — Sexed generations 

 appear ; winter eggs deposited about buds and 

 on leaves of perennial herbs, ovipositing being 

 continued through October. 



Locusts, or Grasshoppers. — Adults continue 

 to lay eggs during first part of month ; many die 

 before end of month, though many are still to 

 be found in October. 



Tree Crickets. — Adults lay rows of eggs in 

 canes of raspi^erries and blackberries, and in 

 twigs of trees and shrubs. 



Black Crickets. — Abundant, females deposit- 

 ing eggs in the ground ; many live on until the 

 advent of cold weather. 



Katydids. — Adults still present, laying eggs. 



Dragon-flies and Damsel-flAes. — Still found 

 though less abundant towards the end of the 

 month. 



