CONTENTS. 7 



Tachinid parasites of the gipsy moth— Continued. p age . 



Tricholyga grandis Zett 228 



Parasetigena segregata Rond 229 



Carcelia gnava Meig 231 



Zygobothria nidicola Towns 232 



Crossocosmia sericarix Corn 232 



Crossocosmia fiavoscutellata Schiner (?) 234 



Unimportant tachinid parasites of the gipsy moth , 235 



Parasites of the gipsy-moth pupae 236 



The genus Theronia 236 



The genus Pimpla 237 



Ichneumon disparis Poda 239 



The genus Chalcis 240 



Monodontomerus xreus Walk 245 



The sarcophagids 250 



The predaceous beetles 251 



The egg parasites of the brown-tail moth 256 



The genus Trichogramma 256 



Telenomus phalspnarwm Nees 260 



Parasites which hibernate within the webs of the brown-tail moth 261 



Pediculoides ventricosus Newp 267 



Pteromalus egregius Forst 268 



Apanteles lacteicolor Vier 278 



Apanteles conspersse Fiske 285 



Meteorus versicolor Wesm 286 



Zygobothria nidicola Towns 289 



Parasites attacking the larger caterpillars of the brown-tail moth 295 



Hymenopterous parasites 295 



Tachinid parasites 296 



Dexodes nigripes Fall 296 



Parexorista chelonix Rond 297 



Pales pavida Meig 300 



Zenillia libatrix Panz 302 



Masicera sylvatica Fall 303 



Eudoromyia magnicornis Zett 303 



Cyclotophrys anser Towns. 304 



Blepharidea vulgaris Fall 304 



Parasites of the pupae of the brown-tail moth 304 



Summary and conclusions - 305 



The present status of the introduced parasites 307 



The developments of the year 1910 311 



Index 313 



