760 



INDEX. 



Opila domesticiis, predacious on 

 boring beetles in France, 23, 

 402. 



cpilionoides, Pholcus. 



Opium Cakes, Gibbhim scotias in, 

 in India, 78. 



Opius concolor, establishment of, 

 against Dacits oleae in France, 

 499. 



Opius fletcheri, an introduced para- 

 site of Dacus cucurbitae in Hawaii, 

 76, 183. 



Opius foersteri, parasite of Eulia 

 velutinana in U.S.A., 312. 



Opius testaceus, parasite of Gony- 

 glossum wiedemanni in Europe, 

 175. 



Opogona choleropis, sp. n., on Termi- 

 nalia bialata in Andamans, 123. 



optabilis, Paranagnis. 



Opuntia, Carpophilus dimidiatus on, 

 in California, 340 ; (see Prickly 

 Pear). 



Opuntia inermis, cochineal insects 

 on, in U.S.A., 219. 



Opuntia monacantha, establishment 

 of Dactylopius spp. against, in 

 Australia, 565, 566. 



Opuntia tomentosa (Tree Pear), at- 

 tacked by introduced cochineal 

 insects in Queensland, 565. 



opiintiae, Hendersonia. 



opuntiarum, Montagnella. 



Orange, pests of, in South Africa, 

 442, 529, 579 ; Pulvinaria tecta 

 on, in Australia, 454 ; pests of, 

 in Brazil, 141, 610 ; pests inter- 

 cepted on, in California, 44, 265, 

 266, 294, 295, 514, 515; Dacus 

 melanotiis on, in Cook Islands, 

 264 ; apparently not attacked by 

 Anasirepha striata in Costa Rica, 

 45 ; leaf-cutting ants on, in 

 Ecuador, 546 ; Dacus passiflorae 

 on, in Fiji, 596 ; pests of, in 

 Florida, 334, 335 ; Lepidosaphes 

 heckii on, in France, 398 ; pests 

 of, in India, 69, 71, 215, 273 ; 

 Lepidosaphes beckii on, in Italy, 

 223 ; pests of, in Morocco, 57, 

 371 ; Othreis serpentifera on, in 

 Mexico, 286 ; Agrilus occipitalis 

 on, in Philippines, 515 ; Chion- 

 aspis citri on, in Uruguay, 518. 

 Orange Beetle (see Diapromorpha 



melanopus) . 

 Orange Mussel Scale (see Lepido- 

 saphes beckii). 

 Orange Snow Scale (see Chionaspis 



citri). 

 Orange Whitefly (see Dialeurodes 

 citri). 



Oranges, in bait for Ceratitis capi- 

 tata, 260 ; in baits for grass- 

 hoppers, 34, 249, 405, 444, 585 ; 

 in bait for Heliothis obsoleta, 511 . 

 Orbignia racemosa (Piassava), Bras- 



solis sophorae on, in Brazil, 145. 

 Orchesella villosa, measures against, 



in gardens in Ireland, 152. 

 Orchestes fagi (see Rhynchaeniis). 

 orchidii, Eiithrips. 



Orchids, Lepidosaphes tuberculatus 

 on, in Britain, 505 ; pests of, in 

 Germany, 38, 67, 95 ; Chrysom- 

 phalus diclyospermi on, in Florida, 

 104 ; Mertilia malayensis on, in 

 Java, 38. 

 Orcus chalybaeus, predacious on 



mealy-bugs in California, 190. 

 ore as, Systoechiis. 

 oreasella, Argyresthia. 

 Oregon, pests from, intercepted in 

 California, 44, 266, 294, 514 ; 

 .new Cerambycid in Pseudotsuga 

 taxifolia in, 43 ; fruit pests in, 

 164, 165, 166, 167, 168, 222 ; 

 grasshoppers and their control in, 

 165 ; new Ichneumonid parasite 

 of Notolophus antiqua in, 169 ; 

 miscellaneous pests in, 167, 222 ; 

 new mite in, 119; handbook on 

 orchard pests in, 15. 

 Oreodoxa regia, Oryctes rhinoceros 



on, in India, 426. 

 Orgilus, notice of key to species of, 



99. 

 Orgilus gelechiaevora, sp. n., para- 

 site ol Gelechia trialbamaculella in 

 North America, 53. 

 Orgilus obscurator, parasite of Rhya- 



cionia buoliana in Britain, 99. 

 Orgyia (see Notolophus). 

 orichalcea, Phytometra [Plusia). 

 orichalcociliclla, Diatraea. 

 Oriental Peach Moth (see Cydia 



inolesta) . 

 orientalis, Anomala ; Archenonius ; 



Blatta (Periplaneta) . 

 Oriolus luteolus (Black-headed 

 Oriole), economic importance of, 

 in India, 502. 

 Ormenis pruinosa (Pear Fulgorid), 



in Ontario, 132. 

 Ormenis pvgmaea, food-plants of, 



in Porto' Rico, 332. 

 orrnerodis, Aphelenchus. 

 ornata, Lebia ; Pulvinaria. 

 orni, Teitigia. 

 ornithogalli, Prodenia. 

 Ornix (see Parornix) . 

 Orphilus glabratus, in Germany, 



451. 

 Orphilus nigcr (see O. glabratus). 



