The Hessian fly, in different stages, 4, 5, 8, 9. | Grain or wheat worm, in different stages, 2, 3, 12, 13, 14. Peach tree borer: 1. female. 2. male. 3. Fallicle. 4. Pupa. | Male and female Canker-worm moth. 0.0 Ox-bott, or Gad-fly, in different stages. Horse-bots.a. The eggs attached to the hair- b. The shell of the egg, with holes through which the insects escape-c. A section of a horse's stomach with bots attached-d. Fall-grown larva, showing tentacula by which it attaches itsel to the membranes of the stomach-e. The female gad-fly or bottg. The larva of the smaller or red bott. |