[284] 



INDEX. 



Coleinaa, N., statement by, 302, 303. 

 Collecting and destroying eggs, 361. 

 Colletes, 296. 



Collier, W. S., statement by, 99. 

 Colon, 263, 276. 



Colorado, autumn locust-flights in, [154]. 

 Colorado Farmer quoted, 99, 101. 

 Colorado, invasions of, 54-56, 99-102. 

 locust data for 1877, [111], 

 migrations in, directions of, 157, 158, 178. 

 observations in, 16-21. 

 thelocust io, [134]. 

 CoUurio borealis, [28]. 



ludovicianus excubitorides, [28] 

 Commission, benefit of, 125. 

 Commissures of nervous system, 265. 

 Concussion, effects of, on locusts, 40.5. 

 Contopus borealis, [37]. 



ricbardsoni, [37]. 

 virens, [37]. 

 Coot, American, [57]. 

 Copper, arseniate of, 402. 

 Copulation, 221, 222. 



Coral-winged locust. (^eeCEdipodapboenicoptera.) 

 Corn, broom, not eaten by locusts, 252. 

 Corn-crop, losses on, 118, 119. 

 Com eaten, 252, 253. 

 Correspondents, list of, [2C0]. 

 Corvus americanus, [36]. 

 corax, [35]. 

 cryptoleucus, [36]. 

 Costa's Fauna di Napoli quoted, 40. 

 Cottonwood-trees eaten, 253. 

 Coturniculus passerinuf-, [30]. 

 Cotyle riparia, [25]. 

 Cones, Elliott, statement by, 89, 108. 

 Cow-bird, [33]. 



blackbird, [33]. 

 Coxa, 260, 

 Crane, sandMll, [56]. 



white or whooping, [56]. 

 Crickets, 32. 

 Crop, 261, 274. 

 Crops, injury liable to, 25. 

 Crow, Clarke's, [36]. 

 common, [36]. 

 Crushing locusts, 363. 

 Cucoius clavipes, 304. 

 Cuckoo, black-billed, [39]. 



yellow-billed, [40]. 

 Cucurbitaceous plants eaten, 251. 

 Cupidonia cupido, [47], 338. 

 Curlew, esquimaux, [55]. 



hudsonian, [55]. 



long-billed, [55]. 

 Cyanospiza cyanea, [33j. 

 Cyanurus cristatus, [36]. 

 Cygnus buccinator, [57]. 

 Cyllene pictus, 304. 



Dactylotum, 35, 36. 



Dafila acuta, [58]. 



Dakota, earliest flights in, 170. 



fl.ights in, summary of, 173. 



invasions of, 54-57, 88-92. 



local flights in, direction of, 165, 167, 176, 

 177. 



locust in, [138J. 



losses in, 116. 



migrations in, direction of, 178, 179, 180. 



migrations from, direction of, 161. 



migrations into, direction of, 150, 152, 161. 



observations in, 10, 11, 17. 



reports from, [243]. 

 Danaus archippus, swarms of, 143. 

 Daniels, "W. Byron, statement of, 106. 

 Dates of hatching, (6). 

 Davidson, "W. T., statement by, 72. 

 Davis, statement by, 99. 

 Dawson," G. M., statements by, 109-112, 238, 254. 



views of, on limits of migrations, 

 138, 140. 

 Decticus albifrons, 476. 

 DeGeer, views of, on triungoUn, 294. 

 Degeneration of the locust in temporary region, 

 244-246. 



Deilephila lineata, 435. 

 Dendrceca sestiva, [20]. 



blackburnia?, [21]. 

 castanea, [21]. 

 ccerulea, [21]. 

 ccerulescens, [21]. 

 coronata, [21]. 

 discolor, [22]. 

 dominica, [22]. 

 maculosa, [21] . 

 palmarum, [22]. 

 pennsylvanica, [21]. 

 pinus, [22]. 

 striata, [21]. 

 virens, [20]. 

 Dendroides canadensis, 304. 

 Departing swarms, destination of, 238-239. 

 direction taken by, 238. 

 Destructive agent?, use of, 399. 

 Destination of departing swarms, 238-239. 

 Detroit Eecord quoted, 2:39. 

 Devastation, consequence of, 28. 

 Devil's-horses, 32. 

 Dictyophorus, 35. 

 Differences in young of allied speciea of locustSj 



283-284. 

 Digestion in the locust, 264, 275. 

 Digestion, organs of, 273-277. 

 Dipper, [60]. 

 Direction of flights, 143-182. {See the various 



States. Invasions), 

 Directions of travel of young, 234-235. 

 Ditching, 378. 

 Division of labor, 1. 

 Dobbin, statement by, 98. 

 Dodge, G. M., statenient by, 172. 



views of, on number of broods, 240- 

 242. 

 Dogbane. (See Apocynum.) 

 Dog-fennel. {See Maruta.) 

 Dolichonyx oryzivorus, [33]. 

 Donaldson, W. D., statement of, 251. 

 Donnelly, J. J., statement by, 89, 109. 

 Dongingk, AL, statement by, 235. 

 Dove, Carolina, [46]. 

 common, [46]. 

 Dragon-flies, 334. 

 Drum's locust-crusher, 365, 

 Duck, black, [58]. 

 dusky, [58]. 

 ruddy, [60]. 

 spirit, [60]. 

 spoonbill, [59] . 

 summer, [59]. 

 wood, [59]. 

 Ductus ejaculatorius, 271. 

 Dufour, L., views of, on triangulin, 294. 

 Duration of stages of growth, 220-221. 



E. 



Earliest flights in the season, 170. 



Earwigs, 32. 



Eaton, Benjamin, statement by, 98. 



Eaton, B., statement by, 105. 



Ectopistes macrura, [46] . 



Effect Of locust visitations upon agriculture, 123- 



130. 

 Egg, description of, 277-278, 228. 



figure of, 228. 



guide, 258, 272. 



hatching of, time of, 278-279. 



laying of, manner of, 223-225. 



laying not extensive in two consecutive years, 

 247-249. 



laying not by natives, 246-247. 



laying of Ca'loptenus spretus, figure of, 224. 



laying, place of, 222-223, 



laying, season of, 228. 



laying, times of, 220-221. 



masses, number of, laid by one female, 226-228, 



mass of Caloptenus spretus, figure of, 225. 



mass, philosophy of the, 225-226. 



of Caloptenus spretus, figure of, 228. 



parasites, [88]. 



plant eaten, [292]. 



structure of, 228-229. 

 Eggs, destroyed by cold, 8. 



I 



