ENTOM01TITIIOREAE OF THE UNITED STATES. 



INDEX OF HOST-INSECTS. 



Acridians, 159. 

 Agrotis feunica, 178. 



A. segetum, 189. 

 Anthomyla, L56. 



A. pagans, 189. 

 Aphides, 165, 168, 169, 171. 

 Aphis, 172. 



A. mali, 168. 

 Arctians, 159. 

 Bug, 177. 



Calliphora vomitoria, 155, 188. 

 Caloptenus, 160. 

 Ceuthophilus, 159, 162. 

 Cliaullognathus Pensylvanicus, 170. 

 Chironomus, 180, 186. 

 Cicada septendecem, 190. 

 Coleoptera, 170, 172, 190. 

 Colias philodice, 172, 174. 

 Coriseae, 177. 

 Culex, 158, 163. 

 Culicidae, 172. 

 Deltoid moth, 16*. 



Diptcra, 155, 158, 159, 163, 164, 166, 167, 172, 180, 181. 



Eupithecia, 171. 



Flies, 155, 158, 164, 179, 188. 



Gnats, 158, 164, 166, 185, 186. 



Grasshoppers, 159, 188. 



Halictus, 172. 



Hemiptera, 164, 165, 168, 169, 171, 175, 

 Hyphantria textor, 159, 160, 164, 165. 

 Hymenoptera, 162, 172. 

 Ichneumonidae, 172. 

 Jassus 6-notatus, 187. 

 Lampyridae, 170, 172. 



Lepidoptera, 159, 164, 171, 172, 178. 

 Limnophilus, 172. 

 Lonchaea vaginalis, 188. 

 Lucilia Caesar, 155, 179. 

 Musca, 155, 172. 



M. doraestica, 155, 172. 



M. vomitoria, 179. 

 Mycetophelidae, 172, 177. 

 Neuroptera, 172. 

 Orgyia nova, 159, 161. 

 Orthoptera, 159. 

 Petrophora, 164, 171. 

 Pliryganea grandis, 189, 

 Phryganeidae, 184. 

 Pliytonomus punctatus, 172, 173. 

 Pieris, 172, 174. 

 Ptilodactyla serricollis, 104. 

 Pyrrliarctia Isabella, 160. 

 Sapromyza, 188. 



S. longipennis, 180. 

 Simulium molestum, 158. 



S. latipes, 189. 

 Spilosoma virginica, 159. 

 Syrphidae, 155, 188. 

 Syrphus, 156. 

 Tenthredo, 162. 

 Thera, 171. 

 Thripidae, 172. 

 Thrips, 172, 174. 

 Tipulidae, 159, 172, 181. 

 Tipula, 161, 163, 167, 177, 188. 

 Tortrix, 164. 



Typhlocyba (mali et rosae), 164, 172, 173. 



ERRATA. 



Page 142, line 11 and p. 143, line 6; for apiculatus read apiculata. 

 Page 153, line 11, after conica insert radicans. 



