LEAF-MINING INSECTS 



PLATE 1 



Lepidopterous Leaf-Mixers 



Fig. 1. Maple leaf, bearing mines of Lithocolletis aceriella. (From Sling - 

 erland Collection.) 



Fig. 2. Apple leaf, bearing mines of Bucculatrix pomifoliella; also several 

 molting cocoons . (After Slingerland and Crosby.) 



Fig. 3. Plum leaf, bearing a number of mines of Nepticula slinger- 

 landella. (After Crosby.) 



