INDEX. 



731 



Trachelns iabidiis (European Black 

 Grain-stem Sawfiv), on cereals in 

 Russia, 107 ; bionomics and con- 

 trol of, in U.S.A., 347. 



trachoides, Aleurodes. 



Tr achy centra chlorogyamma, meas- 

 ures against, on sugar-cane in 

 Fiji, 27. 



Trachydcrcs succiiicUis, on Para 

 grass in British Guiana, 55. 



Trachykcle blondeli, in forest trees 

 in U.S.A., 295, 394. 



Trachykcle lecontei, in Taxodimn 

 distichum in U.S.A., 295. 



Trachykcle nimbosa, in forest trees 

 in U.S.A., 295. 



Trachvkele opulenta, in forest trees 

 in U.S.A., 295. 



Trachynotiis, measures against, on 

 tobacco in South Rhodesia, 194. 



Trachynotiis griseus, on tobacco in 

 Rhodesia, 425. 



trachypygus, Dyscinetiis. 



Trachys bicolor, bionomics of, on 

 Biiiea frondosa in India, 514. 



Tragopogon pratensis, food-plant of 

 Anthonomus ritbi in Austria, 290. 



Trainetes pulchra, new thrips on, in 

 Argentina, 474. 



tranqiicbaricus, Apoderits. 



translucens, Rhinotermes ; Tarson- 

 emus. 



transparcns, A spidiotiis. 



Transvaal, new Aphids and their 

 food-plants in, 447 ; Belenois 

 mesentina in, 412 ; tobacco pests 

 in, 424, 425 ; new weevils on 

 orange in, 264. 



transversogiittata, Coccinella. 



Transsvlvania, Stephanoderes hatnpci 

 in, 448. 



trapezalis, Maras)nia. 



trapezina, Calyinnia. 



Traps, for Coleoptera, 118, 154, 287, 

 371, 378, 379, 380, 394, 410; 

 for Hylemyia antiqua, 75 ; for 

 mole-crickets, 400 ; for Platycdra 

 gossypiella, 203. 



Treacle (see jNIolasses). 



trcmiilae, Melasoma. 



Triaena plebeja, intercepted on 

 imported nursery stock in Con- 

 necticut, 338. 



Trialeurodes floridcnsis (Avocado 

 Whiteflv), parasites of, in Florida, 

 218, 219 . 



Triboliiim castancum [ferrugineuui), 

 66 ; intercepted in maize meal 

 in California, 49 ; in stored grain 

 in France, 260 ; Sclerodermiis 

 immi grans experimentally bred 

 from, in Hawaii, 436 ; infesting 



stored grain in Dutch East 

 Indies, 495 ; in stored peanuts in 

 Queensland, 62 ; in Russia, 105 ; 

 immune to Bacillus thuringicnsis, 

 253. 



Tribolinni confusum, in stored 

 tobacco in Africa, 425 ; inter- 

 cepted in acorns in California, 

 480. 



Tribolium ferrugincum (sec T. cas- 

 taneian). 



Tribolium navale, in stored grain, 

 effect of chloropicrin on, in 

 France, 162 ; measures against, 

 in stored cereals in Germany, 

 425 ; infesting cake of Vigna 

 catjang, 538. 



tribuhis, Ancylonotiis. 



tricarinatus, Laelius. 



Trichiocampus iilmi, on birch and 

 elm in Russia, 106. 



trichocrossa, Laspeyresia (see En- . 

 cosma criiica). 



trichodactyla, Phorbia [Chortophila). 



Trichogramminae, notes on Euro- 

 pean, 541. 



Trichogramma evanescens, hosts of, 

 541. 



Trichogramma minutum, parasite of 

 Eriocampoides limacina in Onta- 

 rio, 1 ; parasite of Lepidoptera 

 in U.S.A., 78, 99. 



Trichogramma pretiosa, parasite of 

 Plathypena scabra in U.S.A., 391. 



Trichogrammatoidea lutea, parasite of 

 Cydia pornonella in South Africa, 

 284. 



Trichomalus hesperocharidis, sp. n., 

 parasite of Hesperocharis in South 

 America, 299. 



Trichomona cariniventris, parasite 

 of Cydia pornonella in South 

 Africa, 284. 



Trichophaga tapetiella (see T. 

 tapetzclla). 



Trichophaga tapetzella, fumigation 

 with hydrocyanic-acid against, 

 in Germany, 270. 



Trichopoda pennipcs, parasite of 

 Kezara viridula in Florida, 382, 

 383. 



Trichopria hypobori, hosts of, in 

 France, 260. 



Trichosiphuni dubium, sp. n., in 

 India, 55. 



Trichosiphuni montaniiin, sp. n., in 

 India, 55. 



Trichosiphuni tenuicorpus, resemb- 

 ling Neophyllaphis podocarpi, 152. 



tricolor ella, Mineola. 



Tridax procumbens, food-plant of 



