INDEX 



Hippodamia convergens 109 



Hispinae 125 



Histeridae 117 



Hog louse 37 



Hololepto yucateca 117 



HOLOMETABOLA: o collec- 

 tive name for the insects 

 having complete meta- 

 morphosis. 



Homoptera 135 



Honey dew 20 



Hoplocampinae 214 



Hornworms 170 



Horse flies 195 



Housefly 6 



Humpbacked flies 197 



Hydrobio tarda 77 



Hydrochinae 118 



Hydrochus squamifer 118 



Hydrometra martini 131 



Hydrometridae 131 



riydrophilidoe 79, 117, 118 



Hydropsyche 40, 49, 146 



Hydropsychidae 146 



Hydroptila waubesiona 146 



Hydroptilidae 146 



Hydroscaphinae 79 



Hvgrobiidae 77 



Hylemya brassicae 14, 18 



Hylotoma 214 



Hymenoptera 210 



Hypantria cunea 166 



Hypera punctata 1 3 



HYPERMETAMORPHOSIS: a 

 kind of metamorphosis 

 with several different lar- 

 val stages, succeeding 

 each other. 



Hypoderma lineatum 7, 14, 

 189 



Hypophyaryngeal bracon 121 



HYPOPHARYNX: see tongue. 



HYPOPLEURON: the lower 

 part of the epimeron. 

 Fig. 612 



Figure 612 



HYPOSTOMA: the area of 



the head around the an- 

 tennae, eyes and mouth. 



lopygidae 57 

 lopyx minemus 30, 57 

 Idiocerus provoncheri 39 

 IMAGO: another name for 



adult. 

 Imported currantworm 47 

 INCISURE: the impressed 



line marking the junction 



of two segments. 

 Incurvariidae 151, 155, 175 

 Inflated larvae 25 

 INQUILINE: an insect guest 



of other insects. 

 INSTAR: the stage of an 



insect between two moults. 



3 



Ischnura 67 

 Isia Isabella 186 

 Isoptera 36 

 Isotoma palustris 58 



Janus integer 216 

 Japanese beetle 4, 88 

 Jopyx minemus 30, 57 

 Jumping plant lice 138 

 June beetle 88 



K. A. A. D. mixture 26 

 Koliofenuso ulmi 214 

 Katydid 1. 71 



LABIAL PALPI: the appen- 

 dages on each side of the 

 labium. 



LABIUM: the lower lip of 

 the insect. Fig. 613 



Lead cable borer 120 

 Leaf bugs 135 

 Leaf miners 150 

 Leaf rollers 17, 162 

 Leafhoppers 1 37 

 Leather jackets 191 

 LEG: Fig. 614 



Figure 613 



LABRUM: the upper lip of 



the insect. 

 Laccifer lacca 138 

 Lace bugs 134 

 Lacewings 144 

 LACINIA (pi., lociniae) : the 



inner lobe of the maxilla. 



see maxilla. 

 Lac-insects 1 38 

 Ladybird beetles 109 

 Laemophloeus biguttatus 106 

 Lagrio 116 

 Lagriidae 116 

 Lomellicornia 51 

 LAMELLIFORM: shaped like 



leaves. 

 Lampyridae 97 

 Longurio angustata 103 

 Languria mozardi 110 

 Longuriinae 103 

 Lantern-flies 136 

 Lopara 171 



Laphygma frugiperda 5 

 Large chestnut weevil 42 

 Large chicken louse 34 

 Larger elm leaf beetle 124 

 LARVA (pi., larvae): the 



young of insects with 



complete metamorphosis, 



preceding the pupal stage 



and after the egg stage. 



3, 11 

 Lasiocampidae 169, 184 

 Lasiodermo serricorne 119 

 Laspeyresia interestinctono 



162, 176 

 Lathridiidoe 101, 102 

 Laxostege similoris 154 

 Laxostege sticticalis 154 



Figure 614 



Leiachrodes 1 1 6 



Leopard moth 1 63 



Lepidoptera 1 49 



Lepisma 30 



Lepisma saccharine 56 



Lepismidae 56 



Leptinidoe 80 



Leptinotorso decemlineata 

 17, 40, 51 



Leptinus testaceus 80 



LcDtocella albida 149 



Leptoceridae 148, 149 



Leptocorixa voricornis 134 



Leptophlebiidoe 66 



Leucopis griseolo 189, 200 



Leuctra decepta 61 



Libellula lactuosa 68 



Libellulidae 68 



LIFE CYCLE: the period of 

 time between fertilization 

 of the egg and the sperm 

 and the death of the in- 

 dividual. 



Life history 28 



LIFE STAGE: a definite per- 

 iod within the life of an 

 insect such as egg, larva, 

 pupa or adult stage. 



LIGULA: the centra! scler- 

 ite of the labium. 



Limocodidoe 1 50, 1 78 



Limnebiinae 79 



Limnephilidae 148 



Limnephilus indivisus 49, 

 148 



Lined spittle-bug 137 



Linognothus vituli 28 



Lipeurus caponis 34 



Lithacolletis orgentinotello 

 174 



Lithacolletis hamodryodella 

 152, 174 



Lithosiinoe 165 



Locusta migratoria 71 



Locustidae 71 



Long-horned grasshopper 71 



Long-legged flies 197 



Long-nosed cattle louse 28 



Long-toed water beetles 93 



Loopers 1 66 



Lucanidae 87 



Lycaenidoe 171, 181 



Lycaenopsis ladon 181 



Lycidae 98 



Lyctidae 120 



Lyctus cavicollis 120 



Lygaeidae 134 



Lygus ibiineatus 135 



Lymantriidae 168, 169, 185, 

 186 



Lymexylidae 128 



Lyonetia speculella 155, 177 



Lyonetiidae 155, 158, 177, 

 182 



228 



