336 PARASITES OF GIPSY AND BROWN-TAIL MOTHS. 



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 Pontia rapx (see also Pieris rapx). 



control by caging and permitting parasites to escape 19 



host of Apanteles glomeratus 24 



Compsilura concinnata 223 



Poplar (see also Populus). 



black, food plant of gipsy moth 80 



food plant of gipsy moth 57, 82 



Populus (see also Poplar). 



nigra, food plant of gipsy moth 124 



Porthesia similis, host of Compsilura concinnata 89 



Dexodes nigripes 88, 91 



Erycia ferruginea 92 



Porthetria (Lymantria) monacha (see also Nun moth). 



host of Carcelia excisa 89 



Compsilura concinnata 89 



Echinomyia fera 89 



Parasetigena segregata 89, 229 



Tachina larvarum 90 



Zygobothria bimaculata 90 



Prays oleellus, control by caging and permitting parasites to escape 19 



Procrustes coriaceus, host of Blepharidea vulgaris 91 



Proctotrypid parasite of Compsilura concinnata 224 



Prospaltella berlesei, importation into Peru for controlling Hemichionaspis minor . 45 



parasite of Diaspis pentagona, introduction into Italy 38, 44 



lahorensis, parasite of Aleyrodes citri 46 



Pseudococcus. (See Mealy bugs.) 



Pseudogonatopus spp., parasite of Perkinsiella saccharicida, introduction into 



Hawaiian Islands 35 



Pteromalid parasite of Apanteles fulvipes 200 



Pteromalus chrysorrhcea D. T., Pteromalus rotundatus Ratz. a synonym 87 



cuproideus, parasite of white-marked tussock moth (Hemerocampa 



leucostigma) 305 



Pteromalus egregius Forst., Pteromalus nidulans Thorns, a synonym 87 



gross number colonized 310 



host of Entedon albitarsis 263, 266, 267, 269 



eulophid 202 



parasite of Apanteles lacteicolor 266, 267, 283-284 



brown-tail moth, colonization in United States, 



host relations 61, 



65, 96, 262, 263, 265-267, 268-278 

 in Europe, position in "se- 

 quence " 136 



status in United States in 1910 . 309 



Meteorus versicolor 266, 267 



unfortunately a secondary as well as a primary parasite 202 



holiday anus, parasite of gipsy moth, recorded in literature 86 



nidulans, parasite of brown-tail moth, reared at laboratory 87 



recorded in literature 87 



Thorns. = Pteromalus egregius Forst 87 



pini, parasite of gipsy moth, recorded in literature 86 



processioned, parasite of brown-tail moth, recorded in literature 87 



puparum, parasite of brown-tail moth, recorded in literature 87 



rotundatus, parasite of brown-tail moth, recorded in literature 87 



