5U 



NEW YORK STATE MUSEUM 



saucium, Amphiagrion, see Amphi- 



agrion saucium. 

 Saunders, W., cited, 486. 

 Say, cited, 379, 410, 486. 

 sayi, Cordulegaster, 267-69, 276. 

 Scaphidiidae, 290. 

 Scarabaeidae, 290. 

 Schiner, cited, 338, 378, 895. 

 Scliiodte, J. C, cited, 289, 338. 

 Sclimidt-Schwedt, E., cited, 298, 



307, 308, 309, 327. 

 Sclioch, Gustav, cited, 486. 

 Sclionbauer. cited, 338. 

 Scirpus, 295. 

 Scolytid, 205. 



Scudder, S. H., cited, 297, 486. 

 scudderi, Gomplius, 275. 

 Selys, de, cited, 246. 

 Semblis pectinicornis, 461. 

 semiciuctum, Sympetrum, 278. 

 sericea, Simulium, see Simnlium 



sericea. 

 sericea, Tipula, 337. 

 sericeum, Simulium, 338. 

 serricornis, Chauliodes, see Chauli- 



odes serricornis. 

 Severin, cited, 484. 

 Sharp, David, cited, 486. 

 Shipley, cited, 388, 389, 409, 410. 

 shurtleffi, Cordulia, 246, 250, 277. 

 Sialididae, 204; of North and South 



America, 442-86; key to subfami- 

 lies, 443. 

 Sialidinae, 442, 443-52. 

 Sialina nigripes, 485. 

 Sialis, 443-52; key to species, 447-48. 



americana, 448, 450-51. 



bifasciata, 448, 451. 



chilensis, 448, 451-52, 485. 



concava, 448, 449, 483. 



ferrugineus, 450. 



flavilatera, 484. 



fuligluosa, 448. 449-50, 484, 485, 

 486. 



infumata. 444. 445-47, 448-49, 452, 

 485. 

 explanation of plate, 499. 



lutaria, 444. 447, 451, 452, 484, 485, 

 486. 



morrisoni, 448, 450. 



Sialis nevadensis, 448, 450. 

 nigripes, 485. 

 sibirica, 452, 485. 

 sibirica, Sialis, 452, 485. 

 signatum, Agrion, 258. 

 signatum, Enallagma, see Enallag- 



ma signatum. 

 signifer, Culex, 415. 

 Silphidae, 290. 

 simplex, Donacia, 327. 

 simplicicollis, Mesothemis, 275, 279. 

 Simuliidae, 203, 279, 328, 331, 336-88. 

 Simulium, 207, 337, 338, 344, 351-88; 

 key to species, 353-57. 

 sp., 337, 386-88. 



explanation of plate, 493. 

 argus, 351, 353, 357-58, 383. 

 argyropeza, 351, 352, 377. 

 bracfeatum, 351, 355, 356, 858-59. 



explanation of plate, 494. 

 calceatum, 351. 

 cincta. 351, 852, 377. 

 ciuereum, 351, 355, 857, 859. 

 columbaschense, 339. 

 columbatchensis, 351, 352. 

 columbatczense, 345. 

 decorum, 841, 351, 353, 357, 359- 



60, 888. 

 elegans, 351, 352, 377. 

 erythrocephala, 351, 352, 377. 

 fulvum, 351, 354, 860-61. 

 fuscipes, 387, 888. 

 glaucum, 351, 355, 361. 

 griseum, 851, 355, 856, 357, 361. 

 hirtipes, 350, 851, 353, 354, 360, 

 361-64. 

 explanation of plates, 493, 494. 

 innoxium, 352, 374. 

 invonustum, 352, 358, 854, 865, 

 871. 

 • irritatum, 852, 365. 



meridionale, 38S, 350, 352, 853, 

 854, 355, 365-69, 370, 379. 

 explanation of plates, 492, 494. 

 metallicum, 352, 355, 365, 370. 

 mexicanum, 352, 355, 369. 

 minutum, 352, 869. 

 molestum, 852, 353, 379. 

 novicum, 852. 

 occidentale, 352, 355, 365, 369-70. 



