512 



NEW YORK STATE MUSEUM 



nivoi'iiindus, Diamesa, 439. 



nivoriundus, Orthocladius, 439. 



notata, Dixa, 432. 



iiotatus, Gomphus, 267, 276. 



novicum, Simulium, 352. 



uubila, Corydalis, 477, 482, 484. 



Nuttall, cited, 388, 389, 407, 408, 409, 



410. 

 Nymphaea, 297, 325. 



advena, 294, 295, 311, 318, 319, 

 325. 

 explanation of plates, 490, 491, 

 492. 

 uympbaeae, Galerucella, 325-26. 



explanation of plates, 491, 492. 



obscura, Thalassomyia, 437-39. 



explanation of plate, 498-99. 

 obscuriis, Progompbus, 275. 

 occidentale, Simulium, see Simulium 



occidentale. 

 oceanicus, Cbironomus, 433. 

 ocbraceum, Simulium, see Simulium 



ocbraceum. 

 Odonata, life bistories, 203, 218-63; 



appendix on, 263-76; babitat of 



some New York, 275; distribution 



of New York, 276-79. 

 Odonata-Zygoptera, breedings of, 



200. 

 odonatae, Centrobia, 230. 

 odorata, Castalia, 296, 318. 

 Oedemeridae, 292. 

 Olivier, G., cited, 485. ' 



Opbiogompbus aspersus, 275. 



carolus, 275. 

 oruata, Cbrysopila, 286. 

 ornata, Simulium, 337. 

 Ortboeladius nivoriundus, 439. 

 Ortborrbapba, 329. 

 Osborn, H., cited, 337, 343, 389, 433. 

 Osten Sacken, C. R., cited, 282, 338, 



339, 386, 389, 398, 427. 

 Oulianine, B., cited, 485. 



Pachydiplax longipennis, 275. 

 Packard, A. S., cited, 326, 433, 485. 

 Palisot, Beauvois, 485. 

 pallida, Bracbista, 230. 



pallidus, Neuromus, see Neuromus 

 ^allidus. 



palmata, Donacia, see Donacia pal- 

 mata. 



Pantala flavescens, 275. 



Pantel, cited, 283. 



Parnidae, 291. 



parvulus, Lantbus, 264, 275. 



pavonina, Epipbragma, 281. 



pectinicornis, Cbauliodes, see Cbau- 

 liodes pectinicornis. 



pectinicornis, Hemerobius, 461, 483. 



pectinicornis, Hermes, 460. 



pectinicornis, Semblis, 461. 



pecuarum, Simulium, see Simulium 

 pecuarum. 



pediculus, Polypbemus, 207. 



Pelorempis, 390, 391, 402-5. 

 explanation of plate, 495. 

 americana, 403-5. 



peltata, Brasenia, explanation of 

 plate, 492. 



pentacantba, Nasiaescbna, 275. 



Peridinium, 210. 



Peritbemis domitia, 275. 



Perlidae, 200, 204. 



Perris, Edouard, cited, 289, 298, 

 326. 



peruviana, Corydalis, 476, 480. 



Pettit, R. H., cited, 433. 



Pbillips, R., cited, 345, 349-50. 



Pbryganea cinerea, 287. 

 flavilatera, 484. 

 grandis, 287. 

 striata, 287. 



picta, Epipbragma, 284. 



Pictet, A.-Edouai*d, cited, 485. 



Pictet, F., cited, 485. 



pictipes, Simulium, see Simulium 

 pictipes. 



pictum, Enallagma, 258. 



pilicornis, Coretbra, 395. 



pipiens, Culex, see Culex pipiens. 



piscatrix, Donacia, 298, 316, 327. 



piscicidium, Simulium, see Simuli- 

 um piscicidium. 



piscinarium, Enallagma, see Enal- 

 lagma piscinarium. 



plagiatus, Gompbus, 267, 275. 



Plancbon, J. E., cited, 338. 



