INDEX 



327 



Gaboon, Pseudacraea eurylus from, 248 

 Galactochrysea emini, 146, 160 

 (Gamboge tree) (see Haronga) 

 Game, Glossina and Trvpanosomes (see 



also Situtunsa), 15, 25, 26, 35 

 Game birds, scarce on islands, 159-60 

 Gamia biwholzi, 106, 110 

 Gecko, absent from islands, 186 

 Genet, 142 



Geographical distribution, of models and 

 niimics, 235, 241, 247, 250-1, 264, 

 262 

 Geometridae, caterpillars of, 214, 239 



moths, 199, 233 

 GlossiiM (see also Tse-Tse), 81 



geograpliical distribution of genus, 19 

 number of species, 19 

 life history, 22, 50, 54 

 brevipalpis, comes to light, 35 

 morsitans, early accounts of, 19-21 

 and buffalo, 35, 54 

 breeding places, 65 

 enemies of, 51 

 and Trypanosomes, 9, 23 

 palpalis, 21 



distribution of, 9, 24 

 numbers of, 30 



and crocodiles, 48-9 

 proportions of sexes, 31-2, 45, 47-8 

 length of life, 42-4 

 effects of climate upon, 42-6 

 dependant upon shade, 21, 32-4, 45 

 does not cross open water unless 



carried, 34, 48 

 birth of larva of, 50 ■ 

 emergence from puparium, 22, 52 

 time and method of feeding, 34-5, 45 

 proved to carry Sleeping Sickness, 2 



4, 7 

 no inheritance of Trypanosomes, 25 

 duration of infectivity of one fly, 26 

 infective in absence of mankind, 42 

 breeding places of, first discovered, 54 

 characteristics of, 56-60 

 ideal, 58, 63 

 " Loci," 57 



searched for by female, 56, 63 

 destruction of, not possible by only 

 clearing breeding grounds, 60 

 by artificial breeding grounds, 62-5 

 enemies, of larva, 49, 50 

 of pupa, 50-2 

 of fly, 52-4 

 lood of, 36-42 

 mammalian, 36 

 non-mammalian, 36-9 

 vegetable, 41 

 water, 42 



endurance of starvation, 42 

 larvae and pupae of, requirements of, 

 55-60, 62 

 resistance to adverse conditions, 46-7 

 numbers on different islands, 96-8, 



100, 102-11, 113-8, 120-3 

 numbers of pupae on different 

 islands, 57, 58, 111, 119, 122 

 tachinoides, the only species outside 

 Africa, 19 

 (Goatsucker) (see Nightiar) 

 Gold markings on insects, 199 

 (Goose, Egjptian) (see Chenalopex) 

 (Pigmy) (see Nettopus) 

 (Spur wing) (see Plectropterus) 

 Grasshopper, as evidence of insularity, 105, 

 110 

 aposematic, 209-12, 215 

 Gregariousness, increases conspicuousness, 

 215 



Gregariousness, rare in procryptic species, 



215-6 

 Gull, 78, 81, 117, 145, 146 

 Gyrindae, 307 



Haematopota, 97, 315 



Hairs, of caterpillars, 206, 213 



Halcyon chelicuti, 171 



senegalensis (see also Kingfisher), 170 

 Haliaetus vocifer, 160-1 



cry of, 78 



and prey, 193 



and Goliath heron, 156-7 

 (Hammer head) (see Scopm) 

 Haronqa madayascariensi-s, attractive to 



insects, 232, 237, 244, 307 

 Heliconinae, 243 

 Helotarsus ecaudatus, 164 

 Hemiptera (see also Capsidae) 



carrier of disease, 18 



anticryptic, 204 



prey of, 204, 219 



aposematic, 215 



mimetic, 228, 231, 309 



disliked by Dorylus, 280 

 Heredity of small variations, 271-2 



in Papiho, 241, 269 

 Herodias alba, 146, 158 

 Herons, 96, 107, 109, 122, 156-8 



Buff backed, 146, 158, 159 



GoUath, 96, 99, 109, 117, 146, 156-8 

 and Fish-eagle, 156-7 



(Great White) (see Herodias) 

 Herpetomonas, 12, 13 



of water scorpion pathogenic to mouse, 16 

 Hesperidae (see also Andronymus, Gamia, 

 RhopalocamjHa), 106, 112, 114, 118, 

 120, 125 



prey of Bembex, 288 

 Hippopotamus, 95, 110, 112, 118,126-31, 



grazing ground, 98, 130 



noises of, 80, 89, 127 



pathways, 118, 126, 128 



sleeping places, 124, 126, 127 



wallows, 128 

 (Hornbill) (see Bycanistes, Lophoceros) 

 Humidity, on islands and mainland, 44 



effects upon Glossina, 44, 46 

 Hydrochelidon leucoptera, 78, 146 

 Hymenoptera, prey of Bee-eaters, 172, 218, 

 235, 282, 285 



not always intrinsically distasteful, 207 



parasitic, 220, 313 



syn-aposematic, 231-2 



as models, 233, 308-311 

 Hypertely, 196-7 

 Hypolimnas misippus, 106 

 Hypsidae, 214 



Ibis aethiopica, 154 

 hagedash, 97, 146, 153-4 



cry of, 81, 130 

 sacred, 96, 99, 146, 154 

 Ichneumon flies, 49, 51, 101, 287-8, 297 

 Idia, 291-2 

 Infusoria, 11 

 Insects, as weather prophets, 79-80 



parasitic, 49, 51, 52, 101, 219, 220, 297-8, 



288, 313, 316 

 predaceous, prey of, 204, 219, 310 

 protected, 217 



enemies of, 218-220, 235, 285, 315 

 immunity only relative, 217 

 Instinct, limitations of, 200 



in accordance with colouration, 196, 198, 

 209, 216, 227, 228, 308 

 Insularity, faunal, 100-6, 109, 110, 116-9, 

 120-2, 124, 174-5, 275 



