340 



A BOOK OF INSECTS 



Ckcerocampa, 163, 164 

 Chaitopoda, 31 

 Chafer beetles, 80 



— as prey of birds, 246 



— assemblages of, 273 



— damage done by grub of, 193 



— "end-organs" of, 106 



— nervous system of, 102 

 Chalddida, 98, 239, 265 

 Chameleon, insect diet of, 244 

 Charceas, 253 



Chermes, 210 



Chilopoda, 33 



Chironomidce, 93, 187, 315 



Chitin, 2, 105 



Chlorops, 320 



Chrysalides, metallic spots on, 139, 140 



Chrysalis stage of insects, 17, 21 



— derivation of term, 24 

 Chrysididce, 98, 271 

 Ckrysomelida, 82, 316 

 Chrysophanus, 192 

 Chrysopidcs, 76 

 Chrysotoxv.8, 149 

 • : Chvle-food " of hive-bees, 286 

 Cicadas, 22, 70, 71, 255 

 Cicindelidce, 78 



Circulation of blood in insects, 4, 6 



Claspers, 1, 56 i 



Classification of insects, 57 et seq. 



Claviger, 296 



Claws of insects, 54 



"Cleg," 187 



Clisiocampa, 88 



Clover, fertilisation by insects, 22, 191, 



330 

 Clytus, 150 

 Cncthocampa, 90, 274 

 Coccidce, 73, 333 

 Coccindlidce, 79, 167, 178, 179 

 Cochineal insects, 73, 334 

 Cockchafer. See Chafer beetle 

 Cockroaches, 62 



— development of, 15, 16 et seq, 



— egg-laying, 14 



— eyes of, 103 



— incomplete metamorphosis, 20, 22 



— moulting of, 15, 16 



— mouth-parts, wings and legs, 41 



— omnivorous nature of, 190 



— parental behaviour of, 262 

 Cocoons of insects, 143 

 Ccdioxys, 270 



Coleoptera, 57, 59, 77, 317 

 Colias, 91 



Collembola, 66, 318 



Coloration, part in 3exual selection, 236, 

 258, 259 



— protective, 128 et seq. 



Coloration, seasonal changes in, 142 



— warning, 144 



Colour preferences of insects, 107, 223, 



224 

 Communities, insect, 274 et seq. 

 Congenital characters, 36 

 Coniopterygidie, 77 

 Conopidue, 94 



Convergent mimicry, 159 

 Copeognatha, 67 



Corbiculum, or pollen basket, 55, 214 

 Corks, attacked by caterpillars, 322 

 Corn, insect pests of, 191 

 Corn saw-fly, 97 



— damage done by, 320 

 Corn-thrips, 70 



Corn weevil, 83 



Correlated characters, 37 



Corrodentia, 67 



C'orydalis, 74 



Cosmia, 190 



Cossidcc, 86 



Cossus, 87, 193 



Courtship of insects, 252 



Cowan, T. W., quoted, 108, 169, 285 



Coxa of insect's leg, 53 



Crane-flies, 93, 246 



Crane's-bills, fertilisation by insects, 



223 

 Cremaster, 18 



Crickets, 36, 62, 65, 82, 110, 250, 255 

 Crioceris, 82 



Crops, damage by insects to, 319 et seq. 

 Crustacea, 32, 33 

 Cryptococcus fagi, 73, 168 

 Cuckoo-pint, fertilisation by insects, 



232 

 " Cuckoo-spit " insect, 72, 168 

 CulicidcE, 93, 187 

 Curculionida, 83 

 Currant galls, 204 

 Cuvier, 58 

 Cyclorrhapha, 94 

 CynipidcE, 98, 201, 202 

 Cynips, 205 



Dactylopius, 73 



Daddy-longlegs, 93, 248 



Danaina, 92, 146 



D'Albe, Fournier, invention by, 116 



Darwin, 58, 221, 233, 249, 250, 256, 259, 



260, 295 

 Davis, Prof. Ainsworth, 48 

 Dead nettle, adjustment to insect 



visitors, 225 

 Death feigned by insects, 165 

 "Death-watch," 81 

 Decaying vegetation as food of insects, 



196 



