254 



INDEX 



Crioceris, 219 

 Crustacea, 5 

 Culex, 125 

 CurculionidEE, 220 

 Currant-scale, 165 

 Curtice, Cooper, on American 

 warble, 150 



Dactylopius, 194 

 Daddy-long-legs, 129 

 Death's-head moth, 199 

 Diamond-back moth, 203 

 Diptera, no, 187, 204 

 Dragon-flies, 171, 185, 19S 

 Dytiscus, 32 



Earwig, 175, 189 

 Elm-bark beetle, 47 

 Embryonic fission, 109 

 Encyrtus, 109 

 Ephemeridae, 168, 185 

 Ermine-moths, small, 203 

 Expert knowledge, value of, 251 



Fleas, 212 

 Fluted scale, 243 

 Forficula, 175 

 Forficulidae, 189 

 Frit- fly, 211 

 Frontal sac, 140 



Garden chafer (Rhizotrogus), 31 



weevil (Otiorhynchus), 44 



Gastrophilus, 144 

 Geometridre, 201 

 Gipsy-moth, 201, 238 

 Glow-worm, 218 

 Gnat, 125 

 Goat-moth, 65 

 Gooseberry saw-fly, 94 

 Gout-fly, 211 

 Grasshoppers, 190 

 Gryllus, 179 

 Gryllidse, 190 



Hsemoglobin in blood, 113 

 Harlequin-fly, 1:0; development 

 of, 122 



Hawk-moths, 199 



Hemiptera, 153, 186, 190 



Hessian-fly, 133 



Heterocera, 199 



Heteromera, 219 



Heteroptera, 156, 191 



Hive-bee, 82 



Homoptera 156, 192 



Honey-dew, 156 



Howard on fig-insect, 228, 252 ; on 



the gipsy-moth, 240 ; on spraying 



machines, 251 

 Hymenoptera, 82, 187, 222 ; narrow 



waist of, 97 ; ovipositor of, 100, 



loi, 104 ; resting larva of, 96, 



102 ; parasitic, 104 

 Hypoderma, 149 

 Hyponomenta, 203 



lapyx, 176 



Ichneumons, 50, 65, 98, 102 

 Insects, characters of, 3 ; killing of, 

 25 ; relaxing of, 25 ; aquatic, 36 ; 

 serviceable to man, 68 ; flight of, 

 79 ; wingless, 80 ; bee-like, 82 ; 

 development of, 122 ; orders of, 

 185 ; injurious, remedies for, 

 240, 245 



Labia, 176 



Lace-winged fly, 157, 195 



Lackey-moth, 199 



Lady-bird, 42, 157, 217 



Lamellicornia, 214 



Lampyridae, 218 



Larvae of insects, characters and 



kinds of, 231 

 Larval stage, duration of, 66 

 Laveran on malaria-germs, 128 

 Leather-jacket, 129 

 Lecanium, 165 

 Lepidoptera, 51, 187, 196 ; veins of 



wings of, 62 ; and Trichoptera, 



168 ; families of, 198 

 Lice, 194 

 Locustida;, 190 



Maggot, characters of, 233 

 Magpie-moth, 202 



