INDEX 



Figures in bold-faced type refer to pages bearing illustrations. 



Abdomen, 75; appendages of the, 76; 



segments of the, 75 

 Acalles, 88 



Accessory circulatory organs, 122 

 Accessory glands, 162 

 Accessory veins, 68 

 Acerentomidae, 26 

 Acerentomon doderoi, 25 

 Acetabula, 52 

 Acone eyes, 141 

 Acrida turrita, 134 

 Adaptive ocelli, 135, 136, 

 Adelung, 150 

 Adipose tissue, 123 

 Adventitious veins, 70 

 Air-Sacs, 118 

 Akers, Elizabeth, 78 

 Aleyrodidae, 177 

 Alimentary canal, 107 

 Alitrunk, 49 

 Alula, the, 60 

 Alulet, 60 

 Alveolus, 32 

 Ambient vein, 74 

 Ametabola, 174 

 Ametabolous development, 174 

 Amphipneustc, 115 

 Anal angle, 60 



Anal area, 75; the veins of the, 65 

 Anal furrow, 73 

 Anastomosis of veins, 70 

 Androconia, 100 

 Anepimerum, 51 

 Anepi sternum, 51 

 Angles of wings, 60 

 Anobium, 79 



Anosa plexippus, head of, 109 

 Antecoxal piece, 54 

 Antennae, 40, 41 ; the development of, 



199 



Antennal sclentes, 39 

 Anterior arculus, 72 

 Anthony, Maude H., 113 

 Anuricia, 47 

 Anus, 113 

 Aorta, 122 

 Apex of the wing, 60 

 Aphididae, 177 

 Apodemes, 95, 98 

 Apophyses, 31 



Appendages, the development of, 194 

 Apposed [image, 143 

 Arachnida, 9 

 Arculus, 72 

 Arolium, 58 



Arthropoda, i 



Articular membrane of the setae, 32 



Articular sclerites of the legs, 53; of 



the wings, 54, 55 

 Ateuchus, 88 

 Atropos divinatoria, So 

 Auditory pegs, 147 

 Audouin, 49 

 Axillaries, 54 

 Axillary cord, the, 60 

 Axillary excision, 61 

 Axillary furrow, 74 

 Axillary membrane, the, 60 



Basement membrane, 31, 109, 118 



Bear Animalcules, 11 



Bedbug, 103 



Bellesme, 92 



Berlese, 25, 106, 113, 128, 132, 1 33,134. 



151,155 

 Blastophaga, 59 

 Blepharocera, 144 

 Blood, 122 

 Blood-gills, 114, 120 

 Body-segments, 34 

 Body-wall, 29, 34 

 Bombyxmori, 128 

 Boophilus annulatus, 2 

 Bothropolys multidentatus, 21 

 Brachypauropodidae, 19 

 Brindley, 172 

 Bullae, 74 

 Burgess, 109, 160 

 Bursa copulatrix, 1 59 

 Buzzing of flies and bees, 91 



Cabbage butterfly, development of the 



wings of, 196 

 Caecum, 113 



Callosamia promethea, cocoon of, 1(89 

 Caloptenus italicus, 149 

 .Campodea, 157, 161 

 Campodeiform, 184 

 Cantharis vesicatoria, larva of, 117 

 Capitate, 41 . 

 Capnia, 179 

 Carabus auratus, alimentary canal of, 



110 



Cardo, 44 

 Carlet, 89, 90 

 Carolina locust, 82 

 Carpenter, 17 

 Carriere and Burger, 103 

 Cells of the wing, terminology of the, 72 

 Centipedes, 20 



213 



