602 



Index 



Neopachygaster, 335, 340. 



maculicornis, 335, 336, 340. 

 Nepticula nyssaefoliella, 62. 



platanella, 62. 

 Nepticulidag, 26, 29, 41, 48, 53, 59, 60, 



61-62, 65. 

 Neuroptera, 20. 

 Noctua, 110, 391. 



clandestina, 110. 

 Noctuida;, 107-119. 

 Noctuoidea, 26, 33, 96, 107-123. 

 Notodontidaj, 125, 132-134. 

 Nolodontinse, 134. 

 Notodontoidea, 34, 76, 125-134. 

 Notonecta, 441. 

 Nycteolidse, 119. 



Nymphalida;, 78, 79, 87, 88-95, 148. 

 Nymphalinae, 89, 90-93, 94. 



Ocydromia, 400. 



Odonata, 411, 423, 428, 438, 441, 446, 



448, 449, 451, 454, 457. 

 Odontomyia, 317, 318, 320-321, 325. 



cincta, 321, 322. 



extremis, 321. 



vertebrata, 321-322. 

 Odynerus, 391. 



CEcophoridse, 98, 99, 104-105. 

 CEneina;, 32, 90, 95. 

 CEneis, 78, 95. 



semidea, 95. 

 CEstrida;, 167. 

 Oiketicus, 40. 



abbotii, 40. 

 Olbiogaster, 241, 242. 

 Olene, 122. 



manto, 122. 

 Olethreutes, 55, 56. 



malacliitana, 56. 



niveiguttana, 56. 

 Oletbreutidge, 51, 52, 54-56. 

 Oligoneura, 167, 169, 182, 245, 291-305. 

 Ophion, 391. 



Ornix, 59, 66. 



conspicuella, 68. 



crategifoliella, 68. 



prunivorella, 68. 

 Orphnephila, 290. 



testacea, 290, 291. 

 Orphnephilidse, 170, 173, 182, 189, 280, 



281, 290-291. 

 Orthocladius, 289, 290. 

 Orthogenya, 307, 308, 314, 339-407 

 Orthoptera, 456. 

 Orthorrhapha, 167, 169, 170, 171, 172, 



173-175, 177-178, 179, 180-407. 

 Osmia, 391. 



Osmorhiza longistylis, 4, 5, 7, 10. 

 Ostrya virglniana, 5. 

 Oxycera, 322, 324-325, 329. 



albovittata, 325, 330, 331. 



aldrichi, 325, 329-330. 



approximata, 325, 326-327. 



centralis, 325, 326, 327. 



crotchi, 325, 328-329. 



maculata, 331. 



picta, 325, 331, 



trilineata, 324. 



unifasciata, 327, 328. 



variegata, 325, 327-328, 329, 330. 

 Oxyptilus, 70, 71. 



tenuidactylus, 71. 



Pachygaster maculicornis, 336. 



pulcher, 339. 

 Pachygasterinse, 317, 318, 334-340, 344. 

 Pachyrrhina, 196, 207. 



ferruginea, 198, 199, 202, 206. 

 Paleeoplatyura, 247, 248. 



aldrichi, 248. 



jolmsoni, 248. 

 Paleacrita, 131 (see Errata and Ad- 

 denda). 

 . vernata, 127, 131. 

 Paleodictyoptera, 446 447. 448, 449. 

 Paleophlebia, 446. 

 Palpomyia, 283, 284. 

 Panolis, 391. 



