290 INDEX. 



Page. 



Gryllinas, Table of. 261 



Gryllotalpa borealis 256, 257 



" Columbia 257 



Gryllus abbieviatus 264 



" assimilis 265 



" domesticus 266 



" luctuosus 265 



" neglectus 265 



" nigra 265 



" pennsylvanicus 264 



Gull, Rosy 48 



H 



Harpalus herbivagus 47 



Hateful Locust 10 



Hawks 49 



Head of locust 52 



Hesperotettix pratensis 176, 177 



Hippiscus Haldemanii 156 



" phoenicopterus 153 



" rvgosus 150 



" tigrinus 151 



" tuberculatus 103, 153 



" variegatus 157 



History of locust invasions 5 



Home of migratory locust 9 



Hopperdozers, Construction of. 29 



House-cricket of Europe 265 



Hydrochelidon nigra surinametisis 48 



I 



Internal structure of locusts 67 



Introduction 1 



Invasions of locusts. History of. 5 



Ischnoptera borealis 97 



" pennsylvanica 96 



" unicolor 97 



J 



Jumpers 101 



K 



Katydids 213 



Katydid, The Broad-winged 226 



" , " Forked-tailed 218 



" , " Larger Angnilar-winged 224 



" , " Narrow-winged 216- 



" , " Oblong-winged 222 



