PLATE XLII 
LYMNAECIA PHRAGMITELLA AND NONAGRIA OBLONGA 
Lymnaecia phragmitella: 32, Full-grown larva. 34, Pupa. 35, Stalk of cat-tail with leaf 
turned aside to show where larvae have tunneled in, preparatory to pupation 
Nonagria oblonga: 33, Pupa. 36, Cat-tail plant showing work of larvae. (The first-stage 
larvae have cut the leaf. A mine appears also in the outer sheath.) 37, Cat-tail leaf show- 
ing Be! larval work. (The arrow points to the cast skin of the first molt in the transverse 
mine 
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