200 ASSOCIATION OF ECONOMIC ENTOMOLOGISTS. 



Page. 



Perriphii/vs lactiilariufi 167 



(////( [fusus, galls on red elm in Minnesota 85 



Peregrin us inaulis, in sugar-cane fields in Hawaii 65 



Perkins, R. C. L., trip to Australia in 1904 '. 66 



PerJcinsieUa saccharicida, Ectlirodelpliax fairchildii a paiasite in Hawaii 65 



enemy to sugar-cane in Hawaii 65-66 



Persea gratissima, food plant of Apate carmelita 70 



Persimmon, Japanese, food plant of Hypocala andremona 70 



Petroleum, increase of horseflies following abandonment against mosquito larva?. ... 90 



Phenacoccus acericola, destruction by spraying 161-162 



in New York 90 



PJiilienus lineatiis, in New York 90 



spumaria, in New York 90 



PJihgethontius sexta, on tobacco in Cuba 70 



Photographic prints, injury by Lepisma saccharina 176 



Photography, apparatus and methods in boll-weevil investigations. 116-119 



of insects, methods 131-132 



Photomicrography, camera stand 118 



Phylogeny of insects, significance of wing origin 29 



Pigeon grass, food plant of Aphis maidi-radicis - 37 



PimpJa inquisitor, sulphur dioxide as insecticide 145 



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



Plague locust of Natal. (See Acridium purpuriferurn.) 

 Plant bug, tarnished. (See Lygus pratensis.) 



diseases, insects as conveyors ». IS 



importation into Hawaii 59 



products, of the United States, estimated value 103 



Plants, living, destructive action of sulphur dioxide 140, 142, 149 



Platgomns liridigaster, enemy of aphides in Hawaii. 61 



saves citrus. Hibiscus, and sugar cane in Hawaii 61 



Plectrodera scalator, on cottonwood in Texas 69 



Plodia inter punctella, hydrocyanic-acid gas as insecticide 154 



Plum cvuTulio. (See C'onotrachelus nenuphar.) 



food plant of Eulecanium nigrqfasciatum 77 



Malacosoma dissiria 79 



Pomphopoea texana 68 



galls of Erloph yes padi - 85 



Plumeria, food plant of Pseitdosphinx tefrio 70 



P] II fella macidij>ennis, on cabbage in Cuba 70 



Podisus macidivenfris, Ariisota virginiensis as food. 160 



confusion of Podisus serieventris 155 



duration of nymph stages and length of adult life 158, 159, 161 



egg laying and duration of incubation 157- 158, 160, 161 



enemy of Alabama argillacea 155 



Galerucdla luteola 155, 159-160, 161 



Heliot?) Is oJixoleia 155 



Leptinotarsa decemlineata 155 



tent caterpillar 155 



feeding habits 1.59-160, 161 



paper 155-161 



Podisus spinosus a synonym 155 



variation in form and size of adults 156, 160 



serieventris, confusion with Podisus maculiventris 155 



spinosus=Podisus maculiventris 155 



