INDEX 



293 



Hemiptera mimicking hymenoptera, 268 



Hepialidae. caterpillars of, 96 



Hermit homes, 71 



Heteromorpha, the series so-called, 3 



Hive bee, 73, 156, 162, 164, 267 



Homes, hermit, 71 



necessary to insects, 71 

 of spiders, English, 109, 115 

 social, 118 



Homomorpha, the series so-called, 3 

 Honey ant, 51, 53, 144 

 the rotunds, 51 

 analogy between economy of and that 



of bee in storage of food, 51 

 Dr. McCook on, 53 

 Sir John Lubbock on, 53 

 nests of, 144 

 habits of, 52, 144 

 Honey bees in East, 162 

 Honey wasps, 198, 200 

 St. Hilaire on, 199 



Hornet's nest, compared with wasp's, 178 

 favourite spots for, 178 

 frequent absence of envelope, 178 

 entrances to envelope, use, 179 

 sometimes great size of, 180 

 materials for manufacture of envelope, 



1 80 



Reaumur on, 179 



Hornet Clear-wing, mimicry of, 265 

 House-builder moth, 103 

 Huber, on ash-coloured ant, 132 



on F. brnnnea, 129 

 Humble bees, state of, at first emergence 



from cells, 13 

 in North America, 163 

 as models for mimicry, 265, 273 

 Hydrocampidae, larvae of, 107 

 Hymenoptera, fossorial, 85 



mimicked by lepidoptera, 263 

 mimicked by diptera, 266, 272 

 mimicked by coleoptera, 267 

 mimicked by orthpptera, 267 

 mimicked by hemiptera, 268 

 dimorphism among females, 229, 231 

 as models for mimicry, 265, 266, 267 



268, 272, 273 



sting of, a means of defence, 246 

 warning colours of, 247 

 offensiveness of, 244 

 Hyinenopus bicornis, 223 



Ic ARIAS, description of nests, 183 



problems of economy of societies of, 



184 



Imago state, assumption of, 12 

 Imitation of surroundings, manoeuvre to 



effect, 209 



Incomplete metamorphoses, examples of, 3 

 I ncrease of larva, reasons for, 7 

 Individual differences, Darwin on, 231 

 Insect architecture, diversity of method, 



118 



Insect architecture, its beauty, 118 

 size as coanpared with makers, 118 

 propriety of use of word, 119 



Insect parasites upon insects, mighty 

 business of, 40 



Insects, means of procuring food, 65 

 which mimic vertebrates, 270, 271 



Instruments of nutrition of insects, 58 

 for biting, 59 

 for sucking, 59 

 reduction to one design, 59 



Internal organs, modification of, during 

 metamorphoses, 21 



Intimate connection of ants, with cocci, 45, 



. I5 

 with beetles, 45 



KALLIMA, protective resemblance of, 215 



LADY-BIRDS, as models for mimicry, 268 



eject disagreeable fluids, 245 

 Lamia ainputator, larvae of, 99 

 Larva, produced alive, 3 



meaning of term, 5 



English terms for, 5 



change to pupa, 8 



stage, especially liable to parasites, 

 reason of, 40 



cold, damp, effects on, 8 

 Larva of Puss Moth, mimicry of, 271 



elaborate means of defence of, 272 

 Larva of Tabby, its partiality for grease, 

 41 



adaptation of structures for mode life, 



4 1 

 evolved from ancestors living different 



lives, 41 



Larvae, solitary habitations of, 95 

 Larvae of Coleoptera, burrowers into 



wood, 98 

 Scarabaeidoe, 98 

 Scolytiis destructor, 98 

 Calandra, 99 

 Titan-its gigantens, 99 

 Lamia amputator, 99 

 Larvae of flies, destitute of legs, 16 

 Larvae of Geometrae as instances of special 



protective resemblance, 210 

 Larvae, leaf-mining, 102 

 Larvse of Lepidoptera, burrowers into 



wood, 95 



of Sesia apiformis, 95 

 Hepialidae, 96 

 Goat moth caterpillar, 97 

 Larval life, length of, 8 

 Leaf-butterflies, 215 _ _ 

 Leaf-cutting propensities of ant, Sauba, 134 

 Leaf-cutting bees, 82 



Megachile, curious homes for young, 

 82 ; account of genus, 82 ; method 

 of obtaining building material, 83 



