INDEX 



Abraxas grossulariata, inheritance, 



131 ; wintering stage, 302 

 Absorption of food, 30-31, 36-37 

 Acanthosoma griseum, family life, 



211-212 

 Acherontia atropos, 305 

 Achorutes longispinus, 370, 377 



viaticus, 264-266, 370 

 Acquired changes and characters, 



357-359. 362-364 

 Acraeinae, 371, 375 

 Adaptation, 262-305, 367-371 

 Aedes argenteus and yellow fever, 



434-435 

 Acpophilus bonnairei, maternal care, 



212 ; life conditions, 293 

 Aepus, 286-287 



Aglais urticae, 264, 299, 300, 362 

 Agriopis aprilina, 273 

 Agrotis aegetum, 303 

 Air-sacs, 33, 44 

 Air- tubes, 4, 40-42 ; parasitic mites 



in, 44, 415-416 

 Aleyrodidae, 169 

 Allodape, feeding of lar\ae, 223 

 Amauris niavius, scent-organs, 204- 



206"; edibility, 374 

 Amazon ants, 246-247 

 Ambrosia beetles, 219-220 

 Ametabolous insects, 332 

 Amino-acids, 16 



Ammophila, nesting' habits, 105-106 

 Amnion, 152 

 Amphidasys betularia, inheritance, 



123-125, 351-352, 363 

 Anergates, 247-248 

 Angerona prunaria, inheritance, 



121-123 

 Anisolabis maritima, 210-211 

 Anisoptera, 313 

 Anobium paniceum, 425 ; A. 



striatum, 427 

 Anomma, 241 



Anopheles and malaria, 432-434 



Anoplura, 164, 312, 406 



Antarctic insects, 266 



Anthonomus grandis, .< 19-421 



Ants, 236-252, 320 



Anurida maritima, habits, 283-285 



Apanteles glomeratus, 440 



Aphaniptera, 317. See also Fleas. 



Aphelinus mali, 424 



Aphidae, jaws, 23 ; life-cycles, 164 ; 



relations with ants, 249-250 ; 



with plants, 389 

 Apidae, 320. See also Bees. 

 Apocrita, 318-321, 343 

 Apple, eaten by beech-weevil, 111 ; 



by aphids, 389-390 '» by 



plant-bugs, 393 

 Apterygota, 307-310, 327, 333 

 Aquatic insects, 273-282 

 Arachnida, 306, 348 

 Archisotoma beselsi, 283-284 

 Arctia caia, seasonal cycle, 302 

 Arctic insects, 266, 381-382 

 Arthropoda, 2, 306, 346-349 

 Assembling of male moths, 69 

 Atta, 239 

 Auditory organs, 78-82 



Bacteria and insects, 396 

 Beauty of insects, 445-446 

 Bees, digestive system, 25-30 ; 

 compound eye, 84-87 ; 

 activities, 94 ; reaction to 

 light, 97-100 ; sex-inherit- 

 ance, 1 39-141 ; larvae, 180 ; 

 feeding, 212-213, 216-217 ; 

 social life, 228-233 ; Nosema 

 parasite, 414 ; Acarapis in 

 air-tubes, 415-416 ; Egypt- 

 ian symbol, 439 ; com- 

 munities and human society, 

 441-442, 446 



465 2 IT 



