648 



INDEX. 



demodoctis, Papilio. 

 demoleus, Papilio. 

 dendrobii, Diaxenes. 

 Dendroealamiis, PiiroMta maculata 



on, in Formosa, 230. 

 Dendroctonus borealis, in white 



spruce in Alberta, 332. 

 Dendroctonus brevicomis (Western 



Pine Beetle), in forests in U.S.A., 



179, 527. 

 Dendroctonus engelmanni, in Picea 



engelmanni in Oregon, 527. 

 Dendroctomis rnicans, in spruces in 



Kussia, 513. 

 Dendroctonus monticolae, preference 



of, for species of pine in whicli it 



has been bred, 210 ; in pines in 



Oregon, 527. 

 Dendroctonus obesus (Sitka Spruce 



Bark-beetle), in Br. Columbia, 



332. 

 Dendroctonus simplex, in larch in 



Alberta, 332. 

 DendroUmus pint, in forests in 



Kussia, 199 ; control of, on pines 



in Spain, 45 ; experiments on 



hibernation of, 425. 

 Dendrophilus punctatus, infesting 



stored grain in Russia, 299. 

 Denmark, Diprion introduced into, 



from Sweden, 58 ; Phyllotreta 



vittula on corn in, 173 ; Tachinid 



parasites of Lepidoptera in, 485. 

 dentatus, Phloeosinus. 

 dentipes, Hydrotaea ; Monodonto- 



merus. 

 denudatus, Diaprepes (see D. margi- 



natus). 

 Deodar, pests of, in India, 439. 

 deodara, Scolytus. 

 depressa, Palorus (Caenorse) ; Pime- 



lia ; Saissetia. 

 Depressaria herocleana (Parsnip 



Webworm), in Canada, 547. 

 depressella, Papua, 

 depressmn, Opatrum ; Stirastoma. 

 depressus, Pediacus. 

 depunctalis, Nymphula. 

 Derniestes, in Russia, 24. 

 Dhrmestes cadaverinus, bionomics of, 



in Hawaii, 10. 

 derogata, Sylepta. 

 Derostenus pallipes, sp. n., parasite 



of Phytometra aquilegiae in Mary- 

 land, 405. 

 DescJiampsia australis, Trionymus 



insularis on, in Hawaii, 10. 

 Desert Corn Flea-beetle (see Chae- 



tocnema ectypa). 

 Desiantha nociva (Tomato Weevil), 



control of, on tomatoes in New 

 South Wales, 108. 

 Desmiafuneralis (G-rape Leaf -folder) 

 distribution, bionomics and con- 

 trol of, in U S.A., 66. 



destillatoria, Mellesis. 



destructor, Aleurodicus (see A. co- 

 cois) ; Aspidiotus ; Ceroplastes ; 

 Ilayetiola {Cecidomyia); 3Ierisus. 



Deutzia, little injured by Aspidiotus 

 perniciosus in Illinois, 62. 



devastans, Pendulinus. 



devastator, Melanoplus. 



devastatrix, Sidemia (Hadena) ; 

 Tylenchus. 



Dewberry (Bubus caesiws), little 

 injured by Aspidiotus perniciosus 

 in lUinois, 62 ; Priophorus padi 

 on, in Russia, 26. 



Dexia, parasitic on cockchafer 

 larvae, 298 ; experiments with, 

 against sugar-cane beetles in 

 Hawaii, 426. 



Diabrotica, in Canada, 548. 



Diabrotica duodecimpunctaia (South- 

 ern Corn Root Worm), bionomics 

 and control of, in U.S.A., 115, 

 142, 306, 529, 578. 



Diabrotica graminea, food-plants of, 

 in Porto Rico, 313. 



Diabrotica longicornis (Northern 

 Corn Root Worm), bionomics 

 and control of, in U.S.A., 61, 142. 



Diabrotica soror, in Oregon, 387. 



Diabrotica theimi, on cucurbits in 

 Jamaica, 431. 



Diabrotica vittata (Striped Cucumber 

 Beetle), bionomics and control 

 of, in U.S.A., 306, 309, 370, 381, 

 383, 529. 



Diachasma fullawayi, establishment 

 of. against fruit-flies in Hawaii, 

 363, 535. 



Diachasma tryoni, establishment of, 

 against fruit-flies in Hawaii, 148, 

 363, 535, 580. 



Diacrisia acraea (see Estigmene). 



Diacrisia canescens, control of, in 

 New South Wales, 108. 



Diacrisia obliqua, parasitised by 

 Tricolyga sorbillans in India, 126. 



Diacrisia (Spilosoma) virginica 

 (Yellow Bear Caterpillar), on 

 hydrangea in Canada, 547 ; para- 

 sitised by Apanteles diacrisiae 

 in Washington, 404 ; experi- 

 ments* with Coccobacillus acri- 

 diorum and, 246. 



diacrisiae, Apanteles. 



diadema, Epeira. 



Diaeretus rapae (see ApMdius). 



Dialeurodes {Aleurodes) citri (Citrus 

 Whitefly), on imported stock in 

 Arizona, 315 ; declared a pest in 

 Arkansas, 384 ; intercepted on 

 Citrus, etc., in California, 12, 182, 

 267, 580 ; intercepted in Hawaii, 

 363 ; on geraniums in U.S.A., 

 576 ; Delphastus catalinae preda- 

 ceous on, 146, 259. 



