iNDfi-V. 



HI 



TriehopJiaga tapeiieXla (see T. tapcl- 

 sella). 



Trichoplcja iapefzella, in housci in 

 Switzerland, 368. 



Trichopoda pennipes, parasite of 

 Xe:ara viridula in Louisiana, 

 495. 



Trichoi:nin{hes dioica, MeJiitia eury- 

 lion in, in India, 124. 



Trichosiphum Jormosanuni, food- 

 plants of, in Formosa, 501. 



Trichosiphuni kmviDiai, on Qiiereus 

 serraia in Japan, 548. 



Trichosiphum lilhoearpae, sp. n., 

 on Lithoearpus uraina in For- 

 mosa, 501. 



Trichosiphum nigrofasciaiuvi, on 

 Quercns in Formosa, 501. 



Trichosiphum nigrum, on Quercus 

 formosana in Formosa, 501. 



Trichothrips anomocerus, in bark of 

 sycamore and vine in ]\Iaryland. 

 34. 



Triclistus apicalis, parasite of Acro- 

 basis nelmlella in U.S.A., 169. 



iricostata, Eleodes. 



tridenlaius, lihynchothrips. 



irijasciaia, Coccinella ; Empoasca. 



irifenestrata, Cricula. 



trifoUi, Apian : Callipierus (see C 

 ononidis). 



Trigonogasira a<jromy~ae, sp. n., 

 parasite of Agromyza phaseoli in 

 Australia, 387. 



Trigonophora (Broiolomia) meticu- 

 losa, on chrysanthemum in Swit- 

 zerland, 368. 



irilincatus, I'tychodes ; Stictolobus. 



triloba, Fagisuga. 



(rilobitijormis, Pseudaonidia (As- 

 pidio(us). 



Iri m a , O rihocraspeda. 



iri»iaculafus, Adirus. 



Trimethylene Cyanide, experiments 

 to determine toxicity of, to 

 insect eggs, 254. 



trinerria, Chrysobothris. 



Trinidad, bionomics and control 

 of Brnchus (ptadrimaculatus in 

 stored peas in. 463 ; Peregrinus 

 maidis controlled by Hymenop- 

 terous parasites in, 187 ; natural 

 enemies of Tomaspis saccharina 

 on sugar-cane in, 333, 378, 386 ; 

 pests of vegetables in, 565 ; 

 suggested introduction of Redu- 

 viid bugs from, into Grenada, 

 against Ileliothrips rubrocincius, 

 497 ; quarantine against Pecti- 

 nophora gossypiella in, 216 ; 

 Pseudococcus sacchari intercepted 

 in US. A., on sugar-cane from, 

 206 ; plant pest legislation in, 472. 

 Triodonta procera, on cacao in 

 Belgian Congo, 79. 



(C569) 



Trioza (Citrus P.sylla), on orange 



in Uganda, 51. 

 Trioza ahuris (Bay and Laurel 



Psyllid), measures against, in 



nurseries in New Jersey, 205, 



437 ; imported into Sweden on 



laurels, 145 ; on laurel in Switzer- 

 land, 368 ; intercepted in U.S.A., 



205. 

 Trioza Jletcheri, on Trewia in 



Philippines, 15. 

 Trioza jamboJanae, sp. n., on 



Eugenia jombolana in Philippines, 



15. 

 Trioza lauri (see T. alacris). 

 Trioza i-iridula, control of, on 



carrots in Sweden, 146. 

 / ripart ila, Eup io n a . 

 Triphleps, predaceous on Eucosma 



oceUana in Quebec, 64; preda- 

 ceous on Empoa rosae in U.S.A., 



243. 

 Triphleps insidiosus, predaceous on 



Chaiiophortis negundinis in U.S.A., 



164. 

 Tripihleps irislicolor, predaceous on 



Thrips tahaci in Canada, 84. 

 Triplatygaster contoriicornis (see 



Plaiygasier). 

 Iripiinctala, Oberea ; Pilocroeis. 

 Iriquetra, llomalod isca. 

 Trirhahda brericollis (Prickly-ash 



Beetle), on citrus in Florida, 474. 

 Trirhith7-um gagatinum, gen. et sp. 



n., in the Gold Coast, 208. 

 Trirhithrum nigerrimum var. coffeae 



n., in cotlee-berries in Gold 



Coast, 208. 

 Trirhithrum nigerrimum var. leu- 



copis n., in Nyasaland, 208. 

 Trirhithrum occipitede, sp. n., in 



Nyasaland, 208. 

 Triscolia hyalinata, parasite of 



Oryetes rhinoceros in Aldabra, 375. 

 iriseclus, Crambtts. 

 irispila, LeucotaenielJa. 

 t risiieolor, Triph leps. 

 tristis, Anasa ; Emyon ; Micro- 



plitis ; Otiorrhynchus. 

 tristriatus, Eriophyes. 

 irisirigata, Euribia. 

 tritea, Carpophth orom y ia. 

 tritici, Contarinia {Diplosis) ; Euxoa 



(Agrotis) ; EranldinieUa ; Iso- 



som a. 

 Triticum (sec Wheat). 

 Trinmfetta, Pempheres affinis on, 



in India, 124. 

 irivittaia, Coptoeycla. 

 troantiades, Papilio. 

 TrocKilitim bembeciforme (Willow 



Hornet Clear-wing), on willows 



in Britain, 41. 

 Trochorrhopalus strangulatufi, on 



sugar-cane in Seychelles, 377. 



M 



