INDEX 



Crabs, 120 



Crambus caliginosellus, 491 



Crangon franc iscoritm, 1 1 8 



C. vulgaris, 118 

 Crayfish, habits, 113 



structure, 107, *iog, *m 

 Crickets, producing sounds, 163 

 Crinoidea, 97 

 Crocodiles, 265 

 Crocodilia, 262 

 Crocodilus americanits, 265 



C. niloticHs, 265 



Cross-pollination of flowers, 198 

 Crotalus, 270 

 Croton-bug, *397 

 Crustacea, 107 



classification, 113 

 Cryptobranchus, 256 

 Cryptolcemus montrouzicri, 458 

 Ctenocephalits canis, 376 

 Ctenophora, 68 

 Cucumber-beetle, *487 

 Cucumaria frondosa, *95 

 Culex sp. mouthparts, 



C. fatigans, 384 

 Currant, aphis, 470 



saw-flies, 469 



stem-girdler, 469 

 Cuttlefishes, 233 

 Cut-worms, 484, 



climbing, 432 

 Cyclops, *H4 

 Cyclostomata, 239 

 Cydia pomonella, 422, *423 

 Cygnus at rat us, 333 



C. nigricollis, 333 



C. olor, 333 

 Cyllene robin ice, 511 

 Cynipidas, 181 

 Cynomys ludovicianus, 311 

 Cypridina, 114 

 Cyprinidse, 248 

 Cyprinus carpio, 248 

 Cypris, 114 



Damsel-flies, 158 

 Dark currant-fly, 471 

 Dasyatis, 247 

 Decapoda, 116 

 Decapods, 235 

 Deer, 303 

 Delhi boil, 354 



Delphinidas, 302 

 Dendroctonus, 515 

 Dendrostomum cronihclmi, *io3 

 Dermacentor venustus, 364 

 Dermanyssus gallince, 215 

 Development, embryonic, 45 



in metazoa, 43 



post embryonic, 45 

 Devil-fish, *234 

 Diabrotica longicornis, 490 



12-punctata, *487, 490 



D. vittata, 486 

 Diatr&a zeacolella, 491 

 Didclphys virginiana, 300 

 Dimorphism, 65 

 Dinosaurians, 261 

 Dipneusti, 255 

 Dipnoi, 255 

 Dipodidas, 306 

 Diptera, 170 

 Disease and shell-fish, 228 



and parasites, 349 

 Dissosteira Carolina, *i4o 

 Dobson-fly, 167 

 Dog, 313, 324 

 Dolphins, 302 

 Donkeys, 327 

 Doris tuberculata, 

 Dourine, 355 

 Doves, 283 

 Dragon-flies, 



nymph, 

 Duck-bill, 300 

 Ducks, 280 



domestic, 332 

 Dugongs, 301 

 Dysentery, amoebic, 350 

 Dyticus sp. *i6g 



Eagles, 283 



Ear-shells, 232 



Earthworm, cross section, *io2 



habits, 98 



dissection, *ioo 



structure, 99 

 Earwigs, 164 

 Echidna, 300 

 Echinodermata, 89 

 Echinodoris sp. *233 

 Echinoidea, 95 

 Echinorhynelus gigas, 87 

 Ecology, 346 



