Index 
Ichneumon-flies, 56 
Ichneumonidse, Ichneumon 
(ichneumon, ichneumon 
fly), 463 
Ichneumonoidea (see Ich- 
neumonidae), 477 
Ichneumons, 463 
Imaginal discs of Dipter¬ 
ous larvae, *47 
Imago {adult) 
Imperial-moth, 426 
Inchworm, in protective 
position, *603 
Inchworms, 3.95 
Indian Cetonia, 276; meal- 
moth, 378 
Inocellia, 233 
Inquilines, 475 
Insect, properly pinned up, 
*637 
Insecta, 3 
Insect-killing bottle, *635 
Insects, simplest, 52 
Instincts of ants, 554 
Io Emperor, 424, *425; 
larva of, *426 
Iphidicles ajax, 449; mar- 
cellus, 449; telamonides, 
449 
Iris versicolor, visited by 
insects, 568 
Isabella tiger-moth, 412^ 
Ischnocera (prob. Iff xv6g, 
ischnus, thin, thread¬ 
like; fapag, ceras, horn), 
key to genera of, 118 
Ischnoptera pennsylvanica, 
*128 
Isoptera ( [loog , isus, equal; 
7 rrepov, pterum, wing), 
55, 99 
Isopteryx, 73 
Isosoma hordei, 487 
Ithobalus a c aud a, 450; 
polydamas, 450 
Janus integer, *465 
Japanese locust, *155 
Japygidae ( Japyx , mythical 
progenitor of Japyges of 
southern Italy), 60, 61 
Japyx sp., *62; subter- 
raneus, *61 
Jassidae, Jassus (Iassus, a 
town in ancient Caria), 
166, 169 
Jerusalem cricket, *156, 
157 
Jigger-flea, 355 
Jimson-weed, hawk-moth 
posed before, *572 
Jugatae ( jugum, yoke), 
368 
Jugum, 368 
Jumping plant-lice, 171 
June-bugs, 273, *275 
Junonia coenia, 455 
Kallima sp., *601 
Katydid and eggs of, *149 
Key, 53 
Killing-bottle, for collect¬ 
ing insects, how to make, 
635 
Kissing-bug, 203 
Labels, for collected in¬ 
sects, 637 
Labellum, *8 
Labeo longitarsis, *479 
Labia minor, *162 
Labidura riparia, 162 
Labium ( see mouth-parts) 
Labrum ( see mouth-parts) 
Lace-bug, hawthorn, 208 
Lace-bugs, 195, 207 
Lace-wing fly, *228 
Lachnosterna fusca, *275 
Ladybird - beetle, *286; 
Australian, 186, *187 
Laemobothrium, 119; loo- 
misi, '122 
Lcertias philenor, 450 
I^agoa crispata, 383 
Lake-flies, 65 
Lamellate, *250 
Lamellicornia ( lamella, 
thin plate; cornu, horn), 
251, 272 
Lamp-chimney breeding- 
cage, *642 
Lampyridae, L a m p y r i s 
(?M/j,7Tovpcg, lampuris, a 
glow worm), 265, 269 
Lance-tailed grasshopper, 
*154 
Lantern-flies, 168 
Laphria, 331 
Lappet-moth, American, 
*418 
Lappet-moths, 416 
Largus succinctus, *210 
Larridae, Larra (Fabricius, 
—derivation unknown), 
500 
661 
Larva, 44 ; coarctate, 291; 
of a phorid fly attached 
to the larva of the ant, 
*553 
Lasiderma serricorne, 271 
Lasiocampa quercifolia, 
ommatidia of, *32 
Lasiocampidae, Lasio¬ 
campa (/Lacuog, lasius, 
hairy; Kapirri, campe, a 
caterpillar), 370, 415 
JmsIus brunneus, 175, 545 
Lateral ( to right or left) 
Leaf-beetles, 277 
Leaf-bug, four-lined, *209; 
predaceous, *206 
Leaf-bugs, 195 
Leaf-chafers, 273, 275 
Leaf-cutter bee, nest of, 
*5i4 
Leaf-hoppers, 169 
Leaf-insects, 132 
Leaf-miners, 375 
Least, skipper, 443 
Leather-jackets, 321 
Lebia grandis, 255 
Lecanium olece, 187 
Lecanium scales attacked 
by Cordyceps clavulata, 
*188 
Leg, section of, showing 
muscles, *5 
Legs of beetles, *250 
Leistotrophus cingulatus, 
261 
T^ema trilineata, 278 
Lemonias virgulti, 444 
Lens of ocellus of larva of 
saw-fly, *30 
Leopard-moth, 413 
Lepidocyrtus americanus, 
*64 
Lepidoptera (hemg, lepis, 
a scale; rrrepdv, pterum, 
wing), 56, 358; life-his¬ 
tory of, 360; mouth- 
parts of, 359, *362; 
scales of, their structure 
and arrangement, 589 
Lepinotus, 113 
Lepisma saccharina, *58, 
61, domestica, *62; sp., 
*62; sp., development of 
egg of, *40 
Lepismidse, Lepisma 
(temopa, lepisma, scaly), 
60; key to genera of, 61 
Leptidse, Leptis (henrov, 
