PLATE XLVI. 

Idioglossa triacma:—a, Leat of Commelina bengalensis showing larval mine ; 6, leaf 
of Commelina bengalensis showing tunnei through which larva moves from 
one side of the leaf to the other ; c. larva, natural size and magnified ( x 13) ; 
d, pupa, natural size and magnified ( x 13) ; e, moth, natural size and magnified 
(20-53). 
