16 



NATURAL HISTORY OF INSECTS. 



of the Imported Currant Saw-fly, and (Fig. 30, d) of the Three- 

 lined Potato Beetle; while others are laid in rings around the 

 branches or twigs of trees, such as those (Fig. 31) of DeLong's 

 Moth and (Fig. 32) of the Orchard Tent-caterpillar; other 



Fig. i. 



insects deposit their eggs in punctures in branches, as those 

 (Fig. 29) of the Gray Tree-cricket, (Fig. 33) of the Snowy Tree- 

 cricket, and (Fig. 34) of the Buffalo Tree-hopper; some kinds 



Fig. 33. 



Fig. 35. 



Fig. 36. 



of True Bugs deposit their eggs 

 (Fig. 35) on the branches of 

 trees. The eggs (Fig. 21) of the 

 Lace-winged Flies are placed at 

 the tip of a short pedicel or 

 stem, and attached to the leaves 

 or branches. 



Some kinds of Weevils de- 

 Fig. 37. posit their eggs in fruits, 

 such as seen, in Fig. 36, 

 of the Plum Curculio, 

 and, in Fig. 37, a, of the 

 Grape Curculio. The 

 i Grasshoppers deposit 

 their eggs (Fig. 38) in 

 masses, in the earth. Many kinds of Ichneumon-flies deposit 

 their eggs in the bodies of caterpillars and pupae, by piercing 

 them with their ovipositors; and sometimes in grubs or borers 

 which live under the bark of trees. 



A female insect of this Family is represented (Fig. 39) in 

 the act of laying or depositing her eggs. The long tail or. 



