154 ARTICULATES: INSECTS. 



LEAF-EOLLERS. 



The Leaf-Rollers are moths which, in the caterpillar 

 state, roll up the edges of leaves, fasten- 

 ing them with threads of silk, and leav- 

 ing the ends of the roll open. The moths 

 are small, with the fore wings prettily 

 Fig 285 —Leaf- banded, and sometimes adorned with 

 EoUer. golden spots. 



TINEANS. 



These moths, in the larva state, gnaw winding pas- 

 sages in the substances upon which they feed. They 

 devour some of the fragments, and fasten togetlier oth- 

 ers with silken threads, thus making a covering for 

 their tender bodies. Theyare the smallest of the Lepi- 

 dopters, and are generally very beau- 

 ^i^^^^^f tiful. They enter through the cracks 

 into closets, drawers, and chests, they 

 Fig.286.-Tinean. ggj ^^^^j. ^j^g g^ggg ^^ carpets, and 



into the folds of curtains and garments, and here de- 

 posit their eggs. In about fifteen days the eggs hatch, 

 and the larvas immediately begin to gnaw whatever is 

 within reach, covering themselves with the fragments, 

 and shaping them into hollow rolls, and lining them 

 with silk. They generally live in these rolls through 

 the summer, but become torpid in autumn, change to 

 chrysalides in spring, and in twenty days come forth 

 winged moths. 



TWO-WINGED INSECTS, OR DIPTERS. 

 Flies, Mosquitoes, the Hessian Fly, Bee-Flies, Horse- 

 Flies, and all their numerous relatives, have only two 

 wings, the place of the hind wings being occupied by 



