INDEX 
Corixa interrupta, 450, 454, 458, 461, | 
464, 467, 470, 473. 
Corylus, 465. 
americana, 453, 466, 476. 
Cosmarium constrictum, 61. 
Cosmocladium saxonicum, 60, 61. 
Cothurniopsis vaga, 115, 124. 
Cottogaster shumardi, 389, 400, 403, 
414, 424, 431, 437. 
Cottontail, 564-468. 
Cottonwood, 463. 
Cottus ricei, 390, 401, 405, 407, 408, 
412, 415. 
Cotylaspis insignis, 135. 
Cowbird, 456, 472, 478, 480. 
Coyortew oil: 
Crab-apple, American, 457. 
Cramibus) 52)7- 
Crappie, Black, 388, 399, 402, 425, 430, 
See also Pomoxis sparoides. 
White, 388, 399, 402, 417, 425, 430. 
See also Pomoxis annularis. 
Craspedomonadide, 47, 67. 
Crategus, 443, 457, 484. 
coccinea, 457. 
mollis, 453. 
punctata, 
470. 
tomentosa. 457. 
Crawfishes or crayfish, 131, 442, 443, 
455, 458, 470, 471, 573, 574, 578. 
Crenothrix, 18, 119, 292, 314. 
Cricket, 459. 
Cristatella, 288. 
mucedo, 288. 
Crow, or American Crow, 455, 468, 472, 
476, 478, 480, 482. 
Crows, 443, 527, 555. 
Crucigenia, 23. 
rectangularis, 23, 25, 292, 315. | 
Crustacea, 12, 246, 291, 294, 443, 455, | 
458, 470, 471. 
Cryptogamia, 12, 18-62. 
Cryptomonadide, 67. 
Cryptomonas, 67. | 
ovata, 73. 
453, 457, 461, 470, 475, 
Cryptothrips carbonarius, 376. 
621 
Crystallaria asprella, 390, 400, 405, 407, 
408. 
Cuckoo, 472. 
Yellow-billed, 468, 476, 478, 480. 
Cuckoos, 555. 
Culex sp., 450, 454. 
Currant, Wild Black, 451, 461. 
Cybister, 464. 
Cycleptus elongatus, 384. 
Black-horse. 
See also 
| Cyclopide, 275, 278, 279. 
CCN, Gy 7, UPO, WA, sil, LEO), 20S. 
XO, AOD, ZO, Pid, P30, XSi, YO: 
295309 
albidus, 72, 261, 262-264, 338. 
bicolor, 277, 
bicuspidatus, 259, 261, 264-266, 338. 
edax, 261, 266-267, 268, 292, 338. 
fimbriatus var. poppei, 277. 
fluviatilis, 269. 
gyrinus, 263. 
leuckarti, 267-268, 272. 
modestus, 259, 261, 268. 
phaleratus, 261, 269. 
prasinus, 259, 261, 269, 338. 
serrulatus, 259, 261, 269, 276. 
signatus, 263. 
thomasi, 265. 
VATICATIS it He 
warcelhis, D0), DIS, AS, 
var. insectus, 260, 270, 272-275, 
DY G.; LOD Sis, 
Cyclotella, 35, 47, 49. 
kuetzingiana, 43, 48-49, 292, 317. 
Cymatopleura solea, 49. 
Cyphoderia margaritacea, 103, 325. 
trochus, 103. 
Cypria exsculpta, 258. 
ophthalmica, 258. 
pustulosa, 258. 
Cypridopsis vidua, 258. 
Cyprinus carpio, 95. 
Cyrenacea, 491. 
D 
| Dace, Black-nosed, 387, 397, 404. 
Horned, 385, 395, 402, 428. See 
