INDEX. 



705 



Odonaspis leptocarpi, sp. n., on 

 Leptocarpus in New Zealand, 

 102. 



Odonaspis pimentae, on pimento 

 trees in Jamaica, 8, 239, 430, 

 457. 



Odonesiis plogifera, on cinchona in 

 the Dutch E. Indies, 442. 



Odonestis pruni, on fruit in Spain, 

 138. 



Odontolabis belUcosus, on coconuts 

 in the Malay States, 418. 



Odontotermes vulgaris, on groivnd- 

 nuts in Senegal, 338. 



Odontothrips loti, distinct from 

 O. ulieis, 68. 



Odontothrips ulicis, 68. 



Odoniria brunnca, in New Zealand, 

 293. 



Odontria xanthosticta, bionomics and 

 control of, in New Zealand, 293. 



Odontria zealandica, bionomics and 

 control of, in New Zealand, 293. 



Odynerus, predaceous on Ilaltica 

 ampelophaga in France, 341. 



oecanHii, Macrorileyia. 



oecetieola, I'inipla. 



Oeceticus omnivorws, on Phormiuvi 

 tenax in Xew Zealand, 453. 



Oeceticus platensis (Argentine Bag- 

 worm), list of parasites of, in 

 Argentina, 506. 



Oecophylla, protecting scales on 

 cacao in Nigeria, 501. 



Oecophylla. smaragdina, predaceous 

 on Diapus furtiv^us in India, 263, 

 438 ; bionomics of, in Dutch 

 E. Indies, 274,418,422. 



Oedaleus nigrofasciatus in Russia 

 and Turkestan, 28, 253. 



Oedionychis sexmaculata, on ash in 

 U.S.A., 311. 



Oedipoda coerulescens, bionomics of, 

 in Russia, 92, 197. 



oenophila, Janetiella {Cecidomyia). 



Oenothera biennis (Evening Prim- 

 rose), food plant of insect pests in 

 Minnesota, 463. 



oenotherana, Phalonia. 



Ohio, bionomics and control of 

 Aegeria spp. in, 368, 371 ; bio- 

 nomics and control of cutworms 

 in, 369 ; control and food-plants 

 of Diabrotica. vittata in, 370 ; 

 utilisation of Boy Scouts to 

 destroy Hemerocampa in, 258 ; 

 bionomics and control of Lepti- 

 nofarsa decemlineata in, 371 ; 

 extermination of Lymantria dis- 

 par in, 177; co-operation to 

 control Mayetiola destructor in, 

 173 ; Nezara hilaris parasitised 

 by Trissolcus euschisti in, 367 ; 

 control of Pteronus ribesii on 

 currants and gooseberries in, 371 ; 



distribution of broods of Tibiceri 

 septemdecini in, 367, 369 ; Lio- 

 dontomerus seeundus parasitising 

 Brtichophagus funebris in, 405 ; 

 notice of spraying calendar for 

 the control of insect pests in, 367 ; 

 pests from, intercented in Cali- 

 fornia, 106, 267, 423, 474, 580; 

 pests from, intercepted in Hawaii, 

 2. 



Oides biptmctata, hibernation of, in 

 India, 126. 



Oiketicus, food-plants of, in Ja- 

 maica, 431. 



Oil, as a barrier against Blissus 

 leucopterus, 65 ; and resin in 

 formulae for banding, 350. 



Oil, Fusel, in preparation of kero- 

 sene-soap, 397. 



Oil, Miscible, attainst orchard pests, 

 61. 70, 119, 164, 185, 203, 222, 

 244, 267, 479 ; formulae contain- 

 ing, 70, 558 ; effect of, on trees, 

 223. 



Oil Emulsion, against Bagrada hi- 

 laris, 35 ; spraying with, against 

 leaf-hoppers, 558 ; against peri- 

 odical cicada, 328 ; against scale- 

 insects, 245, 261, 357, 560 ; 

 against red spider, 36 ; variation 

 in susceptibility of insect pests to, 

 412. 



Oil Palm (Elaeis), Ischnaspis longi- 

 rostris (filiformis) attacking, in 

 Seychelles, 4. 



Oil Varnish, formula for, against 

 Eriosoma lanigerum, 139. 



Oil, Vegetable Seed, in formula 

 against scale-insects, 149. 



Oklahonui, Aspidiotus perniciosus 

 in, 398 ; bionomics and control of 

 Cyllene robiniae in, 398 ; bio- 

 nomics and control of Loxostege 

 similalis in, 397. 



Okra (see Hibiscus esculentus). 



Okra, Wild (see Malachra eapitata). 



Olea cuspidata, Dacus oleae var. 

 asiatica nov. on, in India, 159. 



oleae, Dacus ; Phloeothrips ; Phloeo- 

 trihus (see P. scarabaeoides) ; 

 Saissetia (Lecanium). 



Oleander {Nerium oleander). Coccus 

 hesperidum on, in Arizona, 315; 

 pests intercepted on, in California, 

 12, 266, 580; pests of, in Italy, 

 180 ; Empyreuma lichas on, in 

 Porto Rico, 227 ; Chrysomphalus 

 diciyospermi on, in Spain, 248» 

 279 ; Aphis nerii on, in U.S.A , 

 130. 



Oleic Acid, in formtila for treating 

 vine stocks, 135. 



oleiperda, Hylesinus. 



olens, Ocypus. 



oleosa, Collaria. 



