834 Farmers’ Bulletin 1169. 
Ly 
Fo lint em 
Fic. 18.—Catalpa sphinx: a, Egg mass; b, b, newly hatched larve; c, larva one-third 
grown; d, dorsal view of joint of f; h, full-grown dark larva; i, dorsal view of joint 
of same; j, pupa; k, moth; 1, egg, enlarged. All natural size, except 1. Marx del. 
(Howard and Chittenden.) 
