130 



INDEX 



Cicindelidae, 123 

 Cimex, 41, 68, 84, 103, 115 

 Circulation, mechanism of, 27 

 Circulatory system, 27 

 Circus movement, 115 

 Climbing organs, 6 

 Clotting of blood, 34 

 Coccinella, 126 



Cockroach, 10, 48, 69, 115, 122 

 Cold resistance, 72, 73 

 Collembola, 81, 100 

 Colour centre, 80 



change, morphological, 80 

 physiological, 80 



pattern, 90 



vision, 126 

 Connective tissue, 33, 34 

 Corethra, 25 

 Corixa, 21, 24 

 Corpus allatum, 81, 87, 102 

 Corpus cardiacum, 31, 81 

 Cossus, 86 



CREW, 91 



Cricket, 122 

 Crop, 41 

 Cryptobiosis, 72 

 Crytocercus, 50 

 Cryptochaetum, 26, 61 

 Cryptonephridial system, 64 

 Cuticle, composition of, 1 



formation of, 7 



hardening and pigmentation of 7, 



hydrophobe properties of, 5 



lime in, 2, 58 



permeability of, 4 



stretching of, 4 



structure of, 2 

 Cuticulin, 4, 37 



Deilephila, see Celerio 

 Dermal glands, 4 

 Desiccation, 72 

 Diapause, 94, 103 

 Diaphragms, 27 

 Differentiation, 83 



centre, 83 

 Diffusion control, 16 



in tracheae, 16 

 Digestion, 39 



extra-intestinal, 46 

 Digestive enzymes, 47 



Distance appreciation, 124 



Diurnal rhythms, 128 



Dixippus, see Carausius 



Donacia, 26 



Dorcus, 51 



Dormancy, 20, 94 



Dragon-fly, 10, 118 



Drosophila, 69, 84, 98, 102, 122, 



124, 126 

 Drosophilidae, 60 

 Dyar's law, 84 

 Dysdercus, 46, 60 

 Dytiscus, 16, 17, 20, 23, 28, 46, 103, 



115, 121 



Ecdysis, 7, 85 

 Ecdyson, 89 

 Egg, hatching of, 10 

 Elmis, 24 

 Endocuticle, 1 

 Energy metabolism, 74 

 Enzymes, in gut, 47 



in salivary glands, 45 

 Ephestia, 69, 91, 101 

 Epicuticle, 1, 3 

 Eriogaster, 80 

 Eristalis, 6 



Evaporation from insects, 4, 16, 72 

 Excretion, 53 



in aquatic insects, 66 



of dyes, 53 



of nitrogen, 59 



in Rhodnius, 61 

 exner, 125 

 Exocuticle, 1, 8 

 Exuvial fluid, 7 



FABRE, 56 



Faeces, 52 

 Farnesol, 89 

 Fat body, 36, 56, 61, 66 

 Fecundity, 101 

 Fermentation chamber, 50 

 Fertility, 101 

 Fertilization, 100 

 Filter chamber, 42 

 Fire-flies, 81 

 Fixation reflex, 118 

 Flavone, 57, 79 

 Flea, 16, 43, 65 

 Flight, 109 



