INDEX TO AQUATIC INSECTS IN NEW YORK STATE 



513 



Plates, explanation of, 487-99. 

 riathemis lyclia, 275. 



(trimaculata), 278, 279. 

 riatycnemis tibialis, 244. 

 plumbea, Libellula, 274, 276. 

 plumicornis, Corethra, see Coretlira 



plumicornis. 

 Pohl, cited, 338. 

 pollutum, Agrion, 258. 

 pollutum, Enallagma,see Enallagma 



pollutum. 

 Polygonum sagittatum, 295. 

 Polynema needhami, 230. 

 polynemae, Hyperteles, 230. 

 polynemae, Tetrasticlius. 230. 

 Polyphemus pediculus, 207. 

 Poutedei'ia, 295. 

 poi'osicollis, Donacia, see Donaeia 



porosicollis. 

 poslta, Ischnura, 2.59, 260, 261-62. 

 posita, Neliallennia, 261. 

 positum, Agrion, Mdl. 

 positum, Neliallennia, 261. 

 posticata, Simulium, 352, 377. 

 Potamogetou. 294. 



natans, 325. 

 pi'inceps, Epicordulia. 275. 

 Progomplius obscurus, 275. 

 Protoneura antennata, 257. 

 Psoropliora, 390, 391, 392, 402, 

 410-11. 



ciliata, 411. 



explanation of plate, 496. 



bowardii, 410. 

 Psychodidae. 330, 331, 332. 

 Ptinidae, 290. 

 Ptycbopterinae, 330. 

 pubescens, Donacia, 315. 

 pubicollis, Donacia, 315. 

 pulchella, Libellula, see Libellula 



pulchella. 

 pulcbi-um, Simulium, 352, 353, 376- 



77. 

 puuetipennis. Anopheles, 406-9, 410. 



explanation of plate, 496. 

 punctipennis, Corethra, 393,394,397. 

 pusilla. Donacia, 3i6. 

 pusillus, Chauliodes, 485. 

 putrida, Argia, 240-41, 275. 

 putridum, Agrion, 240. 



Pyrochroidae, 293. 

 Pyrrhosoma, 245. 



quadrimaculatus, Anopheles, 409, 

 410. 



quadrivittatum, Simulium, sec Si- 

 mulium quadrivittatum. 



Rambur, P., cited, 485. 

 ramburii, Agrion, 260, 261. 

 ramburii, Ischnura, 260, 201. 

 rastricornis, Chauliodes, see Chauli- 

 odes rastricornis. 

 rectangularis, Lestes, see Lestes 



rectangularis. 

 Redtenbacher, J., cited, 485. 

 Reed, H. D., work of, 202. 

 reptans, Simulium, see Simulium 



rep tans, 

 restuans, Culex, 416, 417-18. 



explanation of plate, 496. 

 Rhaphidia coruuta, 478. 

 Rhipiceridae, 293. 

 Rhyphidae, 331, 332. 

 rigida, Sagittaria, 294, 322. 

 Riley, C. V., cited, 338, 339-40, 341- 



43, 350, 365, 368, 373, 374, 382, 



383, 454, 472-73, 485-86. 

 Riley, W. A., acknowledgments to, 



326. 

 Ross, cited, 388. 



rosteria curtisii, Haemoria, 327. 

 rubicundulum, Sympetrum, 275, 278. 

 rufa, Donacia, 317. 

 ruficollis, Hermes, 468. 

 ruficollis, Neuromus, 468. 

 rufipes, Simulium, 351, 353, 361. 

 rugosa, Donacia, 316. 

 Rupertsberger, Mathias, cited, 289. 



Sagittaria, 295, 306. 



latifolia. 294, 322. 



rigida, 294, 322. 

 sagittariae, Donacia, 298, 307. 

 sagittatum, Polj'gouum, 295. 

 Sanderson, E. Dwight, cited, 298, 



299, 309, 310, 327. 

 sapphirina, Uranotaenia, sec Urano- 



taenia sapphirina. 

 saucium, Agrion, 247. 



