512 



NEW YORK STATE MUSEUM 



nivoriiindiis, Diamesa, 439. 



nivoriundus, Orthocladius, 439. 



notata, Dixa, 432. 



notatus, Gomphus, 267, 276. 



novicum, Simulium, 352. 



nubila, Corydalis, 477, 482, 484. 



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



410. 

 Nymphaea, 297, 325. 



adyena, 294, 295, 311, 318, 319, 

 325. 

 explanation of plates, 490, 491, 

 492. 

 nymphaeae, 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, Cbirouomus, 433. 

 ocbraceum, Simulium, see Simulium 



ocbraceum. 

 Odonata, life histories, 203, 218-63; 



appendix on, 263-76; habitat 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. 

 Ophiogomphus aspersus, 275. 



carolus, 275. 

 ornata, Chrysopila, 286. 

 ornata, Simulium, 337. 

 Orthocladius nivoriundus, 439. 

 Orthorrhapha, 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, Brachista, 230. 



pallidus, Neuromus, see Neuromus 

 pallidus. 



palmata, Donacia, see Donacia pal- 

 mata. 



Pantala flavescens, 275. 



Pantel, cited, 283. 



Parnidae, 291. 



parvulus, Lanthus, 264, 275. 



pavonina, Epiphragma, 281. 



pectinicornis, Chauliodes, see Chau- 

 liodes pectinicornis. 



pectinicornis, Hemerobius, 461, 483. 



pectinicornis, Hermes, 460. 



pectinicornis, Semblis, 461. 



pecuarum, Simulium, see Simulium 

 pecuarum. 



pediculus, Polyphemus, 207. 



Pelorempis, 390, 391, 402-5. 

 explanation of plate, 495. 

 americana, 403-5. 



peltata, Brasenia, explanation of 

 plate, 492. 



pentacantha, Nasiaeschna, 275. 



Peridinium, 210. 



Perithemis domitia, 275. 



Perlidae, 200, 204. 



Perris, Edouard, cited, 289, 298, 

 326. 



peruviana, Corydalis, 476, 480. 



Pettit, R. H., cited, 433. 



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



Phryganea cinerea, 287. 

 flavilatera, 484. 

 grandis, 287. 

 striata, 287. 



picta, Epiphragma, 284. 



Pictet, A.-Edouard, cited, 485. 



Pictet, F., cited, 485. 



pictipes, Simulium, see Simulium 

 pictipes. 



pictum, Enallagma, 258. 



pilicornis, Corethra, 395. 



pipiens, Culex, see Culex pipiens. 



piscatrix, Donacia. 298, 316, 327. 



piscicidium, Simulium, see Simuli- 

 um piscicidium. 



piscinarium, Enallagma, see Enal- 

 lagma piscinarium. 



plagiatus, Gomphus, 267, 275. 



Planchon, J. E., cited, 338. 



