INDEX. 



671 



Black Vine Weevil (see Otiorrhynchiis 



sulcatus) . 

 Black Walnut (see Juglans nigra) . 

 Blackberrry, Anthonomus ruhi on, in 

 Britain, 382 ; Metallus bethiinei 

 on, in Ontario, 420 ; pests of, in 

 U.S.A., 246, 471, 538. 

 Blackberry, Himalaya, new blister 



niite on, in California, 250. 

 Blackberr^'^ Leaf-miner (see Metallus 



betlmnei). 

 Blackbird, destro^dng Melolontha in 



Germany, 501. 

 Blackhead Fireworm (see Rhopohota 



naevana) . 

 Blackthorn, Nygmia phaeorrhoea on, 



in France, 111. 

 Blacus ruficornis, bionomics of, in 



Holland, 128. 

 hlanchardi, Parlatoria. 

 Blaniulus guttulatiis , on strawberry 



in British Isles, 295. 

 Blastobasis ochrobathra, sp. n., on 

 coconut in British Guiana, 75, 

 562. 

 Blastodacna putripenella, on apple 



and pear in Denmark, 61 . 

 Blastophaga, attempted introduction 

 of, into Hawaii to pollinate figs, 

 518. 

 Blastophaga grossoritin (Fig-wasp), 

 estabhshment of, in Western 

 Australia, 630. 

 Blastophaga jacobsoni, 369. 

 Blastophaga masii, on fig in Engano, 



369. 

 Blastophaga modiglianii, on fig in 



Engano, 369. 

 Blastophaga nipponica, on Ficus 



erecta in Japan, 369. 

 Blastophaga psenes, introduction of, 

 into U.S.A. for pollination of figs, 

 422. 

 Blastophagus piniperda (see Myelo- 



philns). 

 Blennocampa aethiops, on rose in 



Denmark, 62. 

 Blennocampa pusilla, on rose in 



Britain, 382 ; in Denmark, 62. 

 Blepharipa sciitellata, predacious on 

 Porthetria dispar in Massachusetts, 

 31. 

 Blepyrus tachigaliae, sp. n., parasite 

 of Pseudococcus bromeliae in 

 British Guiana, 349. 

 Blissus leucopterus (Chinch Bug), 

 in Ontario, 420 ; in U.S.A., 3, 

 103, 111, 172., 197, 206, 207, 331, 

 403, 421, 531 ; measures against, 

 197, 206, 421 ; bionomics of, 403 ; 

 a method of studying life-histor}- 

 of, 3. 



Blister Beetles, destroying grass- 

 hoppers in Canada, 529 ; bio- 

 nomics and control of, in Kansas, 

 187. (See Cantharis, Epicaitta, 

 Macrobasis.) 

 Blitophaga [Silpha) opaca, on vege- 

 tables in Denmark, 61, 626 ; on 

 beet and potato in France, 266 ; 

 measures against, on beet, 626. 

 Blueberry, Eiilecanium nigrofascia- 



timi on, in Connecticut, 333. 

 Boarmia acaciaria, on tea estates in 



India, 378. 

 Boarmia selenaria, on tea estates in 



India, 378. 

 boas, Oryctes. 

 boehmi, Macrotoma. 

 bogdanovi-katkovi , Phaedon . 

 Bohemia (see Czecho-Slovakia). 

 boisdiivali, Anoplognathus ; Diaspis. 

 Bolacothrips, oats seldom damaged 



by, in Czecho-Slovakia, 503. 

 Bolbonota nisus, ants associated 



with, on cacao in Brazil, 614. 

 Bollworm, Common (see Heliothis 



obsoleta) . 

 Bollworm, Pink (see Platyedra gossy- 



piella) . 

 Bollworm, Spiny (see Earias insu- 



laiia). 

 Bollworm, Spotted (see Earias fabia 



and E. insiilana) . 

 Bollworm, Sudan (see Diparopsis 



castanea) . 

 Bollworm, Thurberia (see Thiirberi- 



phaga catalina). 

 Bonibisatur corporaali, a synonjrm 



of Andraca apodecta, 175. 

 Bombus (Bumble-bees), effect of 

 introduction of, into New Zealand 

 on \ield of red clover seed, 251 ; 

 species of, polUnating fruit-trees 

 in British Isles, 232, 391 ; Vitnla 

 edmandsi in nests of, 125. 

 Bomtbvx dispar (see Porthetria) . 

 Bombvx mori, morphology- of, in 



Italy, 614. (See Silkworms.) 

 bonariensis, Cerapterocerus ; Macro- 



siphoniella tanacetaria. 

 Bonnetia compta, parasite of Porosa- 



grotis orthogonia in U.S.A., 112. 

 Books, Chelifer cancroides infesting, 



in British Isles, 448. 



Borassus (Palm\TaPalm), Xephantis 



serinopa on, in Ce3ion, 540 ; 



potential pests of, in West Sudan, 



28. 



Borax, dusting with, against Lepism a 



spp. in houses, 355 ; and casein, 



as a spreader for oil emulsions, 5 12. 



Bordeaux ^Mixture, 210 ; against 



Aphis gossypii on melons, 548 ; 



