HOST INDEX OF INJURIOUS INSECTS DESCRIBED OR 



CITED. 



Acacia (Acacia sps.)- Page. 



Cottony cushion scale, Icerya purchasi 89 



Greedy scale, Aspidiotus camelliw 127 



Ivy scale, Aspidiottis hederce 128 



Red scale, Chnjsoniphalus aurantii 133 



>Egopoclium podograria. 



Parsnip louse, Hyadaphis pastinacw oo 



Agave. 



Ivy scale, Aspidiotus hederce J-^o 



Red scale, Ghrysomphalus aurantii 134 



Ageratum. 



(ii-eenhouse orthezia, Orthezia insignis o6 



Greenhouse white fly, Aleyrodes vaporarioru ni 145 



Agrostis. 



Hessian fly, Mayetiola destructor --io 



Alder (Alnus sp.). 



Cottony maple scale, Pulvinaria vitis 111 



Alfalfa (Medicago sativa). 



Alfalfa crane fly, Tipula simplex 243 



Alfalfa looper, Autogropha gamma caUfornica 162 



Apple leaf-hopper, Empoasca mali 41 



Clover mite, Bryohia pratertsis 7 



Grain thrips, Euthrips tritici 33 



Grape leaf-hopper, Typhlocyba comes ^ 42 



Grasshoppers 16, 17, 18, 24 



Twelve-spotted cucumber beetle, Diahrotica soror 229 



Western army worm, Chorizagrotis agrestis 163 



Allamanda (Allamanda neriifolia) . 



Citrus white fly, Aleyrodes citri 350 



Almond {Primus amygdalus) . 



Almond mite, Bryohia pratcnsis 7, 302 



Black scale, Saissetia olew 119 



Cottony cushion scale, Icerya purchasi 91 



Greedy scale, Aspidiotus camelliw 127 



Green peach aphid, Myzus persicw 79 



Pear thrips, Euthrips pyri 36 



San Jose scale, Aspidiotus pernidosus 130 



Aloe umbellata. 



Ivy scale, Aspidiotus hederw 1-8 



Amsinckia spectabilis. 



Green peach aphid, Myzus persicw 79 



Andromeda sp. 



Florida wax scale, Geroplastes floridensis 113 



Angelica sylvestris. 



Parsnip louse, Hyadaphis pastinacw 86 



Anise {Carum kelloggii) . 



California orange dog, Papilio zolicaon 199 



Anthurium sp. 



Florida wax scale, Ceroplastes floridensis 113 



Antidesma sp. 



Black scale. Saissetia olew 119 



