Index 



68i 



(ichneumon, ichneumon 

 fly), 463 . 



Ichneumonoidea (see Ich- 

 neumonidae), 477 



Ichneumons, 463 



Iinaginal discs of Dipter- 

 ous larvae, *47 



Imago {adult) 



Imperial-moth, 426 



Inchworm, in protective 

 position, *6o3 



Inchworms, 395 



Indian Cetonia, 276; meal- 

 moth, 378 



Inocellia, 2;}$ 



Inquilines, 475 



Insect, pinned up, *637 



Insecta, 3 



Insect-killing bottle, *63S 



Insects, simplest, 52 



Instinct, defined, 636; ex- 

 amples of, 641, 642, 651 



Instincts of ants, 554 



Intelligence, defined, 637; 

 of solitary wasps, 653 



lo Emperor, 424, *425; 

 larva of, +426 



Iphidicles ajax, 44Q; mar- 

 cellus, 441); telanionides, 



449 

 Iris versicolor, 568 



Isabella tiger-moth, 412 

 Ischnocera (prob. '"xvoc, 

 ischnus, thin, thread- 

 like; "ffjaf, ceras, horn), 

 key to genera of, 118 

 Ischnoptera pcnnsylvanica, 



*I28 



Isoptera ("Voc, isus, equal : 

 TTEpov, pterum, wing), 



55. 99 

 Isopteryx, 73 

 Isosoma hordci. 487 

 Jlhobalus a c a u d a , 450 ; 



polydamas, 450 



Janus integer, *4f>S 

 J-ipancse locust, *I55 

 JapygidK Uapyx, mythical 



progenitor of Japyges of 



southern Italy). 60, 61 

 Japyx sp., *62 ; subter- 



raneus. *6i 

 Jassidse, Jassus (lassus, a 



town in ancient Caria), 



166. 169 

 Jinnmgs, trial and error 



theory of behavior, 635 



Jerusalem cricket, *I56, 



'57 

 Jigger- flea, 355 

 Jimson-weed, hawk-moth 



posed before, *S72 

 Jugatrc {jugum, yoke), 



36S 

 Jugum, 368 



Jumping plant-lice, 171 

 June-bugs, 273, *275 

 Jiinonia c(rnta, 455 



Kattima sp., *6oi 

 Katydid and eggs of, *i49 

 Key, 53 



Killing-bottle, for collect- 

 ing in.sects, 633 

 Kissing-bug, 203 



Labels, for collected in- 

 sects. 637 



Labellum, *8 



Labeo longitarsis, *479 



Labia minor, *i62 



Labidura riparia, 162 



Labium (see mouth-parts) 



Labrum (see mouth-parts) 



Lace-bug, hawthorn, 208 



Lace-bugs, 195, 207 



Lace-wing fly, *228 



Lachnosterna ftisca, *275 



Ladybird - beetle, *286; 

 Australian. 186. *l87 



L?emobothrium. 119; loo- 

 misi, 122 



Lwrtias philenor, 450 



Lagoa crispata, 383 



Lake-flies. 65 



Lamellate. *250 



Lamellicornia (lamella, 

 thin plate; cornu, horn). 

 251. 272 



Lamp-chimney breeding- 

 cage. *642 



Lampyridse. L a m p y r i s 

 (lainzovin(, lampuris, a 

 glow worm), 265, 269 



Lance-tailed grasshopper. 



*154 

 Lantern-flies, 168 

 Lapliria, 331 

 Lappet-moth, American, 



*4i8 

 Lappet-moths, 416 

 Largus sueciiutus. *2io 

 Larrida;, Larra (Fabricius, 



— derivation unknown), 



500 



Larva, 44 ; coarctate, 291 ; 

 of a phorid fly attached 

 to the larva of the ant, 

 *553 



Lasiderma serricorne, 271 



Lasiocampa quercifolia, 

 ommatidia of, *32 



Lasiocampidse, L a s i o - 

 canipa (Aiimor, lasius, 

 hairy: na/irrT;, eampe, a 

 caterpillar), 370. 415 



Lasius brunneus. 175. 545 



Lateral (to right or left) 



Leaf-beetles. 277 



Leaf-bug. four-lined, *209; 

 predaceous. *2o6 



Leaf-bugs. 195 



Leaf-chafers, 273, 275 



Leaf-cutter bee, nest of, 

 *SI4 



Leaf-hoppers, 169 



Leaf-insects, 132 



Leaf-miners, 375 



Least skipper, 443 



Leather-jackets, 321 



Lcbia grandis, 255 



Leeanium olecr, :87 



Lecanium scales attacked 

 by Cordyceps elavulata, 

 *i88 



Leg. section of, showing 

 muscles, *S 



Legs of beetles, *250 



Leistotrophus cingulatus, 

 261 



Lenta trilineata, 278 



Lemonias virgulli. 444 



Lens of ocellus of larva of 

 saw-fly. *,30 



Leopard-moth. 413 



Lepidoeyrtus americanus, 

 *64 



Lepidoptera (^"r'f, lepis, 

 a scale ; vrepdi; pterum, 

 wing), 56, 358; life-his- 

 tory of, 360; mouth- 

 parts of, 359, *362 ; 

 scales of, their structure 

 and arrangement, 589 



Lepinotus, 113 



Lepisma saecharina, *58. 

 61. domestica. *62; sp., 

 *62 : sp.. development of 

 egg of. *40 



Lepismid.TC. Lepisma 

 (y.imapa, lepisma. scaly), 

 60 ; key to genera of, 61 



Leptidae, Leptis (^frrov. 



