ENGLISH INDEX. 



675 



Dimerous insects, iii. 684. 



Diptera, three descriptions of, ii. 

 355. 



Diseases of insects : wounds, iv. 

 205 : internal diseases, 208 : 

 parasitic, 214. 



caused by lice, i. 83 : by 



mites, 88 : by larvae, 97, 134. 



Dissection of insects, modes of, iv. 

 201. 



Distribution of insects : numeri- 

 cal, iv. 488: topographical, 494: 

 local, 511. 



Diurnal insects, iv. 524. 



Dogs, insects infesting, i. 162. 



Dors,\L 216, 306; iii. 332. 



Dragon, flying, wings represent 

 mid-legs of insects, iii. 591 ; iv. 

 428. 



Dragon-flics, devourers of insects, 

 i. 276 : cloud of, ii. 10: wings of, 

 ii. 350 : remarkable apparatus 

 of larva, &c., iii. 125 : eyes of, 

 501. 



Drone, or male bee, ii. 168. 



Drum of the cicada, ii. 400 : of 

 grasshoppers, 396. 



Dyes afforded by insects, i. 3 1 7. 



Earwigs, common, sits on her eggs, 

 i. 360 : wings of, ii. 346 : giant, 

 ii. 234 : lesser, iv. 527. 



Education, effects of on ants and 

 other insects, ii. 87 ; iv. 22. 



Eggs of insects, how fecundated, 

 iv. 164 : exclusion, iii. 66 : situ- 

 ation, 70: substance, 86 : num- 

 ber, 89 : size, 90: growth, 91 : 

 shape, 93 : sculpture, 97 : co- 

 lour, 99: gestation, iv. 168: 

 have their parasites, iv. 219. 



Electricity affects gossamer web, 

 iv. 137: excites insects, 141,254. 



Emigrations, of insects, ii. 7 : of 

 locusts, i. 225; ii. 14: of ants, 

 ii. 91. 



Entomologist, not cruel, i. 53: dress 

 proper for, iv. 538. 



Entomology, instances of its utility, 

 i. 237 : study of, value, 4 : uses 

 of a system of, 46. 



Entozoa nematoidea, a kind of in- 

 testinal worms, iv. 237. 



EphemercB, history of, i. 282 : sin- 

 gular gyrations of, ii. 365 : have 

 an inner pupa case, iii. 295 : re- 

 spiratory organs, iv. 57 : used as 

 manure, i. 316. 



Eras, entomological : of the an- 

 cients, iv. 430 : of the revival of 

 the science, 436 : of Swammer- 

 dam and Ray, 441 : of Linne, 

 447 : of Fabricius, 460 : of La- 

 treille, 465: of MacLeay, 477. 



Evil (seeming), uses of, i. 250. 



Excrement of insects, iv. 125 : lar- 

 vae of wasps, bees, &c. have none, 



108, 116. 



Eyes of insects : simple, iii. 489 : 

 conglomerate, 492 : compound, 

 493 : structure of, 494 : num- 

 ber, 497 : situation, 499 : figure, 

 500. 



Fabricius, system of, iv. 46 1 . 



Fishes insectivorous, i. 265, 289 ; 

 ii. 272: attacked by an insect, i. 

 166. 



Flea, i. 100: leap of, ii. 310: 

 strength of, iv. 195. 



Flies, singular disease of, iv. 209: 

 aphiclivorous, i. 399. 



Flowers, insects that devour, i. 1 94. 



Fluid in pseudo-cardia of insects, 

 iv. 83, 90, note. 



Fly, Abyssinian, i. 153: case-worm, 

 ii. 301: cauliflower, i. 190: cha- 

 masleon, iii. 99; iv. 54: cheese, 

 ii. 280: crane, 363; iii. 67 ; 

 iv. 163 : eye, i. 130: fire, i. 317; 

 ii. 412, 422 : flesh or carrion, i. 

 257 ; ii. 272, 357 : forest, i. 149; 

 ii. 306: gall, i. 317, 446 ; iv. 1 62 : 

 Hessian, i. 50, 170: horse, i. 



109, 146 : house, i. 129; ii. 357; 

 466, note : lace-winged, iii. 94 : 

 May,i. 282 ; ii. 236, 298: onion, 

 i. 191 : sand or burning, i. 110: 

 scorpion, ii. 20, 56 : snake, 305: 

 swallow, i. Ill: wheat, 169. 



Food, insects that attack, i. 227 : 

 reservoir, iv. 104. 



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