INDEX. 



687 



Oecanthus niveus (Snowy Tree 

 Cricket), on cotton in U.S.A., 

 248. 



Oeceticus platensis (Argentine Bag- 

 worm), establishment of para- 

 sites of, in Argentina, 315, 517. 



Oecophylla smaragdina, on cacao in 

 the Belgian Congo, 80 ; relation 

 of, to Coccus colemani in India, 

 321 ; in plantations in Dutch 

 E. Indies, 343, 350. 



Oedaleus, Coccobacillus ineffective 

 against, 288. 



oedemisiae, Campoplex {Ameloc- 

 tonus), 



Oedipoda, measures against, in 

 Italy, 500. 



oesteetis, Stathmopoda. 



ogimae, Atoposomoidea. 



Ohio, Heiniiaxonus mtiUicinctus on 

 ferns in, 549 ; bionomics and 

 control of Macrosij)huvi solani- 

 folii in, 455 ; new Microlepidop- 

 tera from, 440, 441, ; pests from, 

 intercepted in California, 137, 

 253, 450, 525. 



Oidium, use of precipitated sulphur 

 against, in Spain, 55. 



Oil, Miscible, in sprays for orchard 

 pests, 11, 17, 28, 95, 98, 111, 112, 

 126, 246, 253, 400, 411, 449, 450, 

 456, 471 ; formulae containing, 

 112, 411, 449, 471; and lime- 

 sulphur, 450 ; ineffectiye against 

 Cydia povioneUa, 374 ; use of, for 

 making emulsions, 27. 



Oil, Fir Seed, production of, in 

 Germany, 5. 



Oil Emulsion, in sprays against 

 orchard pests, 28, 95, 98, 111, 

 246, 253, 268, 389, 400 ; formulae 

 for, 379 ; efficacy of, affected by 

 kind of soap used in preparing, 

 487. 



Oil Palm (see Elaeis guineensis). 



Oils, for protecting figs from Lon- 

 chaea aristella, 75, 77 ; obtained 

 from fruit of Aleurites cordata in 

 Japan, 236 ; increased yalue of 

 nicotine oleate, when emulsified 

 with, 370, 422 ; for preserving 

 timber from insects, 277, 390, 

 430 ; for trapping insects, 423, 

 440 ; properties of, in insecticides, 

 398 ; in banding formulae, 470. 



Okra (see Hibiscus esculenius). 



Okra Caterpillar (see Anomis erosa). 



Olea chrysophylla, pests of, in 

 Eritrea, 530 ; (see Oliye). 



Olea europaea, food-plant of Gliry- 

 somphalus paulistus in Argentina, 

 225 ; pests of, in Italy, 530. 



oleae, Dacus ; Filippia {Philippia) ; 

 Phloeothrips ; Saissetia (Lecan- 

 ium). 



Oleander, Aspidiotus rapax probably 

 on, in Barbados, 394 ; alternative 

 food-plant of citrus pests in 

 Florida, 474 ; j)ests of, in Italy, 

 143. 



Oleander Scale (see Aspidiotus he- 

 derae). 



oleellus. Prays. 



Oleic Acid, in jtreparation of com- 

 mercial sulphiu' pastes, 291 ; in 

 formula for nicotine oleate, 370, 

 422. 



oleiperda, Ehahdophaga. 



oleiphila, Hormomyia. 



oleivorus, Eriophyes. 



oleracea, Haliica ; Polia {Mames- 

 tra) ; Tipula. 



oleraeeuvi, Eurydema. 



Olethreutes achaiano, on Cotoneaster 

 Jiorizontalis in Hungary, 408. 



Olethreufes hemidesma, on Spiraea 

 in U.S.A., 313, 458. 



Olethreutes variegana (see Argyro- 

 ploce). 



Oligotropus alopecuri (Meadow Fox- 

 tail Midge), spread of, in New 

 Zealand, 535. 



olivacea, Forda. 



Olive {Olea), Dacus oleae on, in 

 N. Africa, 39 ; pests of, in Cyprus, 

 119; pests of, in Eritrea, 530; 

 Sinoxylon sexdentatum on, in 

 France, 477 ; pests of, in Italy, 

 143, 530 ; pests of, in Spain, 55, 

 56, 272, 514. 



Olive Fly (see Dacus oleae). 



Olive Moth (see Prays oleellus). 



OUve Scale (see Saissetia oleae). 



Olive Oil, in banding formula 

 against Cheimatohiahrumala, 470. 



Olla abdominalis, predaceous on 

 ChromapMs juglandieola in Cali- 

 fornia, 99, 415; Dinocampus 

 terminatus probably introduced 

 with, into Hawaii from N. 

 America, 352. 



Olneya tesota (Desert Iron Wood), 

 Bruchus pruininus in seeds of, in 

 California, 352. 



olneyae, Tyndaris. 



Omiodes blaclcburni (see Naeoleia). 



Omorgus phtliorimaeae, parasite of 

 PMhorimaea operculella in S. 

 Africa, 360. 



OvijjJialclirysocliarisjietiolatus, sp. n., 

 parasite of an Osciuid in U.S.A., 

 274. 



Oncideres eingulata (Hickory Twig- 

 girdler), on pecan in U.S.A., 

 227. 



Oncideres texana (Twig Girdlcr), 

 measures against, on pecan in 

 Texas, 268. 



Oncometopia lateralis, on cotton in 

 U.S.A., 248. 



