INDEX 



Figures in boldface type refer to pages bearing illustrations. 



Aaron, vS. F., 952 



Abedus, 367 



A calks, 88 



Acalyptratas, 786, 853 



Acanthaclisis, 304 



Acanthocephala femorata, 390 



Acanthomyops, 890 



Acanthostichus, 959 



Accessory cells, 574 



Accessory circvtlatory organs, 122 



Accessory glands, 162 



Accessory veins, 68 



Acerentomidce, 218 



Acerentomon, 218 



Acerentomon doderoi, 25 



Acerentulus, 218 



Acetabula, 52 



Achoriites armatus, 228; A. nivicola, 



228; A. maritima, 229; A. socialis, 228 

 Acidalia enudeata, wings of, 667 

 Acidaliinae, 663, 666 

 Acilius, 483 

 Ackerman, A. J., 998 

 Acoenitini, 923 



Acoloithus falsarins, wings of, 604 

 Acone eyes, 141 

 Acorn-moth, 628 

 Acrida turrila, 134 

 Acrididae, 252 

 Acroceridas, 786, 789, 837 

 Acrolophidas, 582, 589, 611 

 A crolophus, 611; A. arcanellus, 611; 



A. mortipennellus, 611; A. popea- 



nellus, 6 1 1 

 Acronycta, 689 

 Acroschismus brnesi, 547 

 Acrydiinse, 253, 259 

 Acrydium arenosum obscurum, 260; A. 



granidatum, 260 

 Aculeas, 573 

 Abdomen, 75; appendages of the, 76; 



segments of the, 75 

 Adalia bipunctata, 512 

 Adaptive ocelh, 135, 136 

 Adela, 598 

 Adelges, 429; A. abietis, 432; A. abietis, 



gall of, 432; A. green-winged, 432; 



A. pine-bark, 432; A. pine-leaf, 431; 



A. pinicorticis, 432; A. pinifolice, 431 ; 



gall of, 432; A. wings of, 414, 428 

 Adelginiae, 429 

 Adelinse, 598 

 Adelocephala bicolor, 717 

 Adelung, N. von., 150 



Adephaga, 468, 469, 476 



Adipose tissue, 123 



Adirondack black-fly, 824 



Adoneta spinidoides, wings of, 608 



Adventitious veins, 70 



Aedes, 806, 809; A. agypti, 809; A. 



caloptis, 809 

 yEgeriidse, 582, 584, 634 

 ^olothripidae, 344 

 /Eololhrips fasciatus, 344; A. nasturtii, 



342 

 Mollis dorsalis, 500 

 /Escinia cyanea, hind-intestine and part 



of tracheal system of naiad of, 319 

 ^schnidse, 320 



Agamic forms of aphids, 415, 416 

 Agaontinae, 942, 943 

 Agaristidse, 583, 587, 697 

 Agathidinse, 921 

 Agdistis adactyla, 653 

 Aglais milberti, 755 

 Agrilus ruficollis, 503 

 Agrion, 324 

 Agrionidse, 324 

 Agrionids, true, 324 

 Agromyzidag, 786, 792, 861 

 Agrothereutes extrematis, 928; A. nun- 



cius, 928 

 AgrotincE, 695 

 A gratis c-nignini, 696 

 Ailanthus webworm, 632 

 Ailanthus-worm, 727 

 Air-sacs, 118 

 Akers, Ehzabeth, 78 

 Alabama argillacea, 686, 687 

 Alar frenum, 783 

 Alans oc Hiatus, 501 

 Alcidamea producta, 1000 

 Alder blight, 421 

 Alder-flies, 285 



Aldrich, J. M., 830, 844, 860, 864, 870 

 Aleiodinas, 920 



Aleiirocliiton forbesii, 437, 440 

 Aleyrodes, 439 

 Aleyrodidse, 177, 400, 437 

 Aleyrodid, an, 437 

 Alenrodothrips fasciapennis, 346 

 Alimentary canal, 107 

 Alitrunk, 49 

 Alia plus, 948 

 Alleculids, 474, 512 

 Alsophila pometaria, 664, 665 

 Alternation of generations, 935 

 Alveolus, 32 



1029 



