INDEX. 199 



Page. 



Orange, mandarin, foliage not attacked by Acridium purpuriferum 174 



Oranges, injury by Atta insularis. ' 70 



Pachnseus Vitus 70 



Solenopsis geminata 70 



Orchard insects, in Ohio 72 



inspection, various aspects 21-23 



Orchards, injury by Aspidiotus perniciosus 72 



Orcus chahjbeus, enemy of Lepidosaphes beckii in Hawaii 63 



Ortalids, sulphur dioxide as insecticide 145 



Orthezia insignis, in Hawaii 64, 65 



Osage orange, is it a food plant of Hyphantria cunea? 42 



Osborn, Herbert, paper, "The Problem of Wing Origin and its Significance in Insect 



Phytogeny f... 1 29 



Oyster-shell scale. (See Lepidosaphes ulmi.) 



Pachnseus litus, injury to oranges in Cuba. . . 70 



Palms, uninjured by moderate sulphur-dioxide fumigation 142, 149 



Papaipema nitela, in Minnesota. 85 



Papilio polydamas=Ithobalus polydamas. 



polyxenes, on umbelliferous plants in Cuba _ 70 



Paris green, abundance of aphides following use on cotton 94 



against Conotrachelus nenuphar 72 



Epicauta vittata 68 



Loxostege similalis 68 



Luperodes brunneus 80-81 



Uranotes melinus. 67 



experiments to determine value against bell weevil . 126 



impracticable against locusts in Natal 174 



poisoned glue eaten by Lepisma saccharina 175 



Passiflora, food plant of Agraulis vanillse. 70 



Passion flower. (See Passiflora.) 



Peach borer. (See Sanninoidea exitiosa.) 



borers, attack of Scolytus rugulosus following their work 78 



food plant of Allorhina nitida 78 



Conotrachelus nenuphar 69 



Eulecaniurn nigrcfasciatum ^ 77 



Malacosoma disstria. . . 79 



Pomphopaa texana 68 



Scolytus rugulosus. 68, 77-78 



lecanium. (See Eulecaniurn nigrofasciatum .) 

 scale, West Indian. (See Aulacaspis pentagona.) 



spraying with lime-sulphur and kerosene-limoid 136-137 



twig borer. (See Anarsia lineatella.) 



Pear blight, conveyance by insects 18 



food plant of Hyphantria cunea 42 



Lygus pratensis 78 



spraying with lime-sulphur and kerosene-limoid 136-137 



Pecan, egg punctures of Cicada erratica 57 



food plant of Lachnosterna hirticula 80 



inversa. 80 



Pegomya brassicse, experiments in control. 88-89 



maggots preyed on by beetles 89 



Pseudeucoila gillettei a parasite in Minnesota 89 



Pemphigus acerifolii, in Delaware, Maryland, and Texas 93 



New York 90 



