EXPLANATION OF PLATE 52. 

 Fig. 1. Argyria tumidicostalis (C. S. 1610). 



a. Lateral, i, dorsal, and, c, ventral view of larva, x 4 

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

 ' c. Details of jroleg, seen from below, more highly magnified. 



Fig. 2. Argyria tumidicostalis (C. S. 1610). 



a. Pupa, x4. 



6. Posterior segments of p'jpa, seen laterally, more highly magnified. 



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



