492 



INDEX. 



E 



Earthworm, Blue, 157. 

 Eclipidrilus frigiclus, 403, 404, 



405, 406. 

 Eggs of aquatic insects, deter- 

 mination of, 162. 

 of Aspidiotus sesculi, 386. 

 of Aspidiotus comstocki, 384. 

 of Aspidiotus forbesi, 380, 383. 

 of Aspidiotus ulmi, 389. 

 of Chionaspis americana, 391, 



392, 393. 

 of Crane-flies, 157. 



parasite of, 158. 

 of Geranomyia canadensis, 200 

 of Hydrocampa obliteralis, 

 176, 177, 178. 

 description of, 179. 

 of Odontomyia, 253, 254, 271. 

 of Odontomyia cincta, 257, 



258, 260. 

 of Odontomyia vertebrata, 



262. 263. 

 of soldier-flies eaten by Me- 



gilla maculata, 157, 254. 

 of Tabanidaj, 221, 225. 

 of Tabanus atratus, 243, 244, 

 245. 

 Egyptian Lotus, as food plant of 

 Pyraustanelumbialis, 181, 182. 

 Eisen, G., On California Eudrili- 

 dffi, cited, 407. 

 on combining certain gen- 

 era of Oligochffita, 

 410. 

 On the Oligochffita collect- 

 ed during the Swedish 

 Expeditions to the 

 Arctic Regions in the 

 years 1870, 1875, and 

 1876, cited, 292. 

 Pacific Coast Oligochajta, 

 cited, 403, 406. 

 eiseni, Diplocardia, 148, 286, 287, 

 406. 

 Geodrilus, 147. 



eiseni — Continued. 



Sparganophilus, 142-147, 157, 

 406. 

 ekthlipsis. Hydrocampa, 176. 

 elegans, Howard ia, 338. 

 elegantula, Cypris, 465, 466. 

 Elm Scale, 393. 



American, 392. See Chi- 

 onaspis americana. 



White, infested by Aspidio- 

 tus ulmi, ,389. 

 infested by Chionaspis 

 americana, .392. 

 eluta, Tipula, 208, 210, 215, 217, 



218. 

 Empida^ 267. 

 EnchytrEeid£e, 290. 

 Enchytrjeus littoralis, 285, 289^ 

 292. 



bumicultor, 292. 



mobii, 291. 



vejdovskyi, 292. 

 Encyrtinffi, 382. 

 Entomologica Americana cited^ 



181. 

 Entomological Magazine cited,^ 



276. 

 Entomostraca, 415. 

 entomotoxicon. Bacillus, 371. 

 Ephemerida, 159, 163. 

 epistates, Tabanus. 2.32. 

 Erioptera, 196, 197. 



graph ica, 197. 



sp. (a), 197. 

 Eristalis, 239. 

 Erpetocypris, 430, 445. 



barbatus, 446, 447. 



key to species, 446. 



minnesotensis, 447. 



olivacea, 446. 



reptans, 446. 



strigata, 446. 

 Essex Institute, Bulletin of the, 



cited, 13, 17. 

 Euglena, as food of Opercularia, 



316. 



