12 PARASITES OF GIPSY AND BROWN-TAIL MOTHS. 



Page. 

 FlG. 58. Eggs of the brown-tail moth, a portion of which has been parasitized 



by Trichogramma sp 257 



59. Larvae of Pteromalus egregius feeding on hibernating caterpillars of 



the brown-tail moth 262 



60. Portion of brown-tail moth nests, torn open, showing caterpillars 



attacked by larvae of Pteromalus egregius 263 



61. Apanteles lacteicolor: Immature larva from hibernating caterpillar of 



the brown-tail moth 263 



62. Meteorus versicolor: Immature larva from hibernating caterpillar of 



the brown-tail moth 264 



63. Zygobothria nidicola: First-stage larva? in situ in walls of crop of hiber- 



nating brown-tail moth caterpillar 264 



64. Compsilura concinnata: First-stage larva 265 



65. Pteromalus egregius: Adult female 269 



66. Pteromalus egregius: Female in the act of oviposition through the silken 



envelope containing hibernating caterpillars of the brown-tail moth. 274 



67. Apanteles lacteicolor: Adult female and cocoon 279 



68. Meteorus versicolor: Adult female and cocoons 287 



69. Zygobothria nidicola: Adult female and details 290 



70. Pales pavida: Adult female and details 331 



71. Pales pavida: Second-stage larva in situ in basal portion of integu- 



mental "funnel " 302 



72. Pales pavida: Integumental "funnel," showing orifice in skin of host 



caterpillar 302 



73. Eudoromyia magnicornis: Adult female and details 303 



74. Eudoromyia magnicornis: First-stage maggot and mouth hook 303 



