HOST INDEX. XXVll 



Prune — Continued. Page. 



Red-humped caterpillar, Schizura concinixi 188 



San Jose scale, Aspidiotus perniciosus 130 



Spring- cankerworm, I'aleacrita vernata 18o 



White poacli scale, Aulacaspis pentagova 124 



Pumpkin (Cucurbita pepo) . 



Citrus mealy bug, Pseudococcus citri 102 



Squash bug, Anasa tristis 14" 



Striped cucumber beetle, Diabrotica vittata 230 



Purslane { Portulaca oleracea) . 



Citrus thrips, Euthrips citri 34 



Cottony cushion scale, Icerya purcMsi 89 



False chinch bug, Nysius angiistntnH , 150 



Quince {Gijdonia vulgaris). 



Barnacle scale, Geroplastes cirri pcdiformin 112 



Clover mite, Bri/oiia pratensis ' 



Cottony cushion scale, Icerya purchasi- 89 



Florida wax scale. Geroplastes florideiisis 118 



Greedy scale, Aspidiotus camellia; 12' 



Green apple aphis. Aphis pomi jO 



Oyster shell scale, Lepidosaphes ulmi 139 



Pear slug, Caliroa cerasi "-81 



Red scale, Chri/somphahis aurantii 133 



San Jose scale, Aspidiotus perniciosus 130 



Scurfy scale. Chioiiospis furfura 1-3 



Radish (Kaphaiius safirus). 



Beau thrips, Heliothrips fasciatus 30 



Cabbage louse, Aphis brassicw *^0 



Cabbage worm. Pontia rapm l''^ 



False chinch bug. Nysius aiigustatus 1^0 



Harlequiu cabbage bug, Murgantia hisfrloiiica 146 



Hop flea beetle, Psi/lliodes punctulatu _ -31 



Radish maggot, Phorbia brassicn' '^^' 7^7 



Western army worm. Chorizagrotis agnstis Ibo. 



Ragweed ( Amhrosia sp.). 



Grape leaf-hopper, Typhlocyba comes 42 



Harlequin cabbage bug, Murgantia liisfrioiiica 14H 



Rape (Brassiea napus) . 



Harlequin cabbage bug. Murgantia histrimiira 146 



Raspberry (Rubus sp.). 



Citrus thrips, Euthrips citri 34 



Flat-headed apple-tree borer. Chrysobofhris fcnioratii 236 



Snowy tree-cricket. CEcanthiis niveiis 26 



Oyster shell scale. Lepidosaphes ulmi 139 



Raspberry horn-tail. Hartigia cressoni -, 280 



Rose scale, Aulacaspis rosw 1-'^ 



San Jose scale, Aspidiotus perniciosus 130 



Strawberry crown moth, Sesia rutilatis 191 



Redwood (Sequoia sempervirens) . 



Ivy scale. Aspidiotus hederw 129 



Reed Grass (Phragmites vulgaris). 



Mealy plum louse, Hyalopterus ininidiuis 86 



Rhubarb (Rheum rhapoiiticuiii) . 



Apple leaf-hopper. Einpoasea mali 41 



Hop flea beetle. Psylliodes pinietulata 231 



Western army worm. Chorizagrotis agrestis 165 



Rose {Rosa sps. ). 



Apple leaf-hopper. Empoasca mali 61 



Citrus thrips, Euthrips citri 34 



Cottony cushion scale, Icerya purchasi 89 



Frosted scale. Eulecanium pruinosum 116 



Fuller's rose beetle, Aramigus fulleri 240 



Gi-ain thrips, Euthrips tritici 33 



