^^m 



EXPLANATION OF PLATE 46. 

 Fig. 1. Chilo sim'plex (C. S. 1580). 



o. Lateral, and, ft* dorsal view of larva, x 5. 



c. Details of spiracle on fifth segment, more highly magnified. 



d. Details of first proleg, seen from below, more highly magnified. 



{^Note. — Anterior hair on right side of anal plate was absent in this specimen ) 



Fig. 2. Chilo simplex (C. S. 1561). 



a. Pupa, X 5. 



b. Posterior segments of pupa, lateral view, mOie highly magnified. 



c. Anal segment of pupa, ventral surface, more highly magnified. 



