666 



INDEX. 



Lecanium mangijerae (see Coccus), 

 liecanium nigrum (see Saisseiia). 

 Lecanium oleae (see Saissetia). 

 JjecaniuTn persieae (see Eulecanium). 

 Lecanium ribis (see Eulecanium). 

 Lecanium rohiniarum (see Eule- 

 canium). 

 Le<ianitim, signijerum, on Poly podium 



aureum at Kew, 59. 

 Lecanium tessellatum (see Eucalym- 



naius). 

 Leca/riium, tranftvittatum, on Betula 



alba in Britain, 59. 

 Lecanium viridia (see Coccus). 

 Lecanium vitis (see Pulvinaria). 

 Lecanium zehriunm, sp. n., on birch 



and aspen in Britain, 59. 

 Lecanopsis longicornis, on Carex 



oralis in Britain, 59. 

 led a, Melanitis. 



Leek, very susceptible to wire- 

 worms in Britain, 425 ; measures 



against Acrolepia assectella on, 



in France, 441. 

 lefroyi. Physothrips ; Ehogas. 

 legeri, Perezia. 

 Legislation, dealing with purity 



of insecticides in Pennsylvania, 



40 ; (see Plant Pests). 

 leguminicola, Baryssimus. 

 Leipaxais crenulaia, on cacao in 



Belgian Congo, 79. 

 Lema, probably attacking yams in 



Singapore, 519. 

 Lema melanopa, on wheat in Britain, 



509. 

 lemniscata, Epicauta. 

 Lemon (Citrus limonum), Papilio 



idaeus on, in Brazil, 501 ; pests 



of, in Italy, 143 ; Saissetia oleae 



on, in Spain, 162 ; Hypoaspis 



armatus on, in U.S.A., 22. 

 Lemon Extract, experiments with, 



in poison-baits, 396. 

 Lemon Oil Soap, formula for, 



547. 

 Lemons, in poison-baits, 106, 202, 



230, 305, 395, 555. 

 Lemur, destroying Oryctes in Philip - 



j)ines, 183. 

 Lentils, measures against Bruchus 



infesting, in Prance, 1 ; pests of, 



in India, 124, 182. 

 Lenzi's Machine, for disinlecting 



cotton -seed, 43. 

 Leonurus, alternative host-plant of 



Myzus ribis in U.S.A., 417. 

 lepida, Parasa. 

 Lepidiota alboMrta ((x rev-back 



Beetle), bionomics and control 



of, in Australia, 165, 24^, 246, 



294, 323, 378, 495, 496, 527. 

 I/cpidiota caudata, on sugar-cane in 



Australia, 166 ; parasites of, in 



Queensland, 496. 



Lejjidiota consobrina, sp. n., on 

 sugar-cane in Queensland, 432. 



Lepidiota jrencM, bionomics and 

 control of, in Australia, 139, 166, 

 245, 294, 295, 323, 496, 527. 



Lepidiota rothei, bionomics and 

 control of, on sugar-cane in 

 Australia, 165, 166, 294, 323, 

 496, 527. - 



Lepidium, alternative food-plant of 

 Myzus cerasi in U.S.A., 416. 



Lepidium apetalum (Wild I'epper 

 Grass), Myzus cerasi migrating 

 from cherry to, in Ontario, 103. 



Lepidium sativum, as a trap -crop 

 for flea-beetles in Holland, 499. 



Lepidoptera, proportion of tho 

 sexes of, taken at light -traps in 

 U.S.A., 487. 



LepidosapJies (Mussel Scale), inter- 

 cejjted on citrus in S. Africa, 

 358 ; intercepted on citrus in 

 California 137. 



Lepidosaphes beckii (citricola) (Pur- 

 ple Scale), intercepted on citrus 

 in California, 137, 253, 293, 450, 

 525 ; on oranges in Chile, 500 ; 

 on mulberry infested with Myri- 

 angimn duriaei in Formosa, 175; 

 bionomics and control of, on 

 citrus in West Indies, 33, 187, 

 394, 516; on citrus in San 

 Thome, 384 ; infested with 

 Sphaerostilbe coccophila in Sey- 

 chelles, 376 ; parasites of, in 

 Spain, 113; on oranges in 

 Uganda, 52 ; on citrus in U.S.A., 

 217, 313 ; control of, on citrus in 

 Zanzibar, 128. 



Lepidosaphes casuarinae, parasitised 

 by Bacanusia margisculellum, in 

 Australia, 35. 



Lepidosaphes cilricola (see L. becldi). 



Lepidosaphes ficus (Fig Scale), in- 

 tercepted on figs in U.S.A., 206. 



Lepidosaphes gloveri (Long Scale), 

 on imported oranges at Kew, 59 ; 

 parasites of, in Spain, 113; on 

 orange in Uganda, 52 ; on 

 oranges in U.S.A., 313. 



Lepidosaphes mimosarum, intercep- 

 ted in avocado seed in U.S.A., 

 206. 



Lepidosaphes pinnaefonnis, intro- 

 duction of, into S. Africa, 86. 



Lepidonaphex ulmi (Apple .Mussel 

 Scale, Oyster-shell Scale), on 

 fruit trees in Britain, 159 ; in- 

 tercepted on apples etc. in Cali- 

 fornia, 101, 450; bionomics and 

 control of, in Canada, 84, 120, 

 245, 361 ; bionomics and control 

 of, in France, 245, 411; in Ger- 

 many, 405 ; food plants of, in 

 Italy, 143; food plants of, in 



