Ixvi THE GYPSY MOTH. 



PAGE 



Carbon bi-sulphide, eggs treated with 408 



Carlier on parthenogenesis, 366 



Carpenter, F. B., cotton plants received from, ..... 324 



Carpocapsa pomonella taken under burlaps, 171 



Castor oil on eggs, 417 



Catbird attacking the gypsy moth, 6,208,213 



destruction of silkworms by, . . . . .'". . 6 



feeding habits, . .237 



Caterpillars of the gypsy moth attacked by Polistes pallipes, . . 378 



attacked by predaceous bugs, 392 



attracted to light, 310 



become a serious nuisance, 14 



comparison of numbers of, destroyed annually, .... 93 



description of , 300 



destroyed by birds, 7, 96, 209, 228 



destruction of, by burning 57, 58, 59, 87, 126, 165 



destruction of, by spraying, 58 



detrimental to real estate, 21 



disease among, 280 



distance travelled by 58, 310 



distributed by birds, 214, 236 



distributed by spraying, 113 



distribution of, 54,58,97,112 



effect of cold on, 96, 328 



effect of heat on, 96, 327 



European methods for destroying, 117,284 



expense of destroying, 79 



feeding habits of , 311 



feeding on cotton plant, 324 



first and last appearance of, 304 



food selection by, 485 



found on vehicles, 39 



indications of presence of, 86 



insecticides for destroying, 137, 417, 477 



killed by spraying, 57, 64 



length of life of the, 96, 306 



loss of weight in pupating, 333 



means of preventing spread of, ....... 63 



molting of, 304,308 



not affected by insecticides, 157, 474 



number from single egg-cluster, 94, 297 



number greatly reduced by exterminative methods, . . CO 



obstruct railroad trains in Europe, . . . . .280 



places of pupation, . . .... -:, . . . 335 



poisoned, analyses of, 474 



prevented from ascending trees, 64 



scattering of. See Distribution. 



spinning habits of, 102, 330 



sprayed with contact insecticides, .... 57, 163, 485 

 spread of, injury caused by 59 



