564 



INDEX. 



Ai^liis cerasi, on fruit-trees in 

 Norway, 540. 



Apliis circesandis, synonymous with 

 A. gossyjni, 24. 



Aphis crataegifoliae (see Anur aphis). 



Aphis cucurbitae, on pumpkin in 

 Italy, 157. 



A2^his euonymi (see A. rum ids). 



Apihisfabae, on vegetables in Spain, 

 293. 



Aphis genisiae, synonym of 

 ^1. rumicis, 431. 



Aphis gossypii (Cotton Apliis, Melon 

 Aphis), on cotton in S. Africa, 

 331 ; food-plants of, in Ceylon, 

 164; danoer of introduction of, 

 into Turkey from Egypt, 160; 

 bionomics and control of, in 

 U.S.A.. 2, 240; A. circezandis 

 identical with, 24. 



Aphis granarium {seellacrosiphum). 



Aphis grossulariae (Gooseberry 

 Apliis), bionomics and control of, 

 in Britain. 64, 322, 542 ; on red 

 currants in Denmark, 448 ; 

 possibly a form of A. I'ibiirni, 

 323. 



A2^his ilieis. on holly in Britain, 

 542. 



Aj^his labvrni, food-plants of, in 

 S. Eastern Russia, 143. 



Aphis maidifadicis (Corn Root 

 Apliis), 281 ; bionomics and con- 

 trol of, in U.S.A., 67, 240, 367. 



Aphis maidis (Corn Aphis), on 

 maize in New South Wales, 85 ; 

 on cereals in Transcaucasia. 344 ; 

 bionomics and control of, in 

 U.S.A.. 197, 204, 205; on maize 

 in Uganda, 260. 



Aphis tnali (see A. pomi). 



Aphis tnalifoliae (Blue or Rosy 

 Apple Aphis), bionomics and 

 control of, in Britain, 267 ; 

 spraying with nicotine sulphate 

 against, 507. 



Ajihis malvoides, in Singapore, 233. 



Aphis medicaginis (Cowpea Aphis), 

 on Crotalaria siriaia in Ceylon, 

 164 ; food-plants of, and measures 

 against, iji Oklahoma, 140. 



Aphis miUefolii (see Macrosi- 

 phoniella). 



Aphis myosoHdis, on Ilyosotis in 

 Britain, 542. 



Aphis nerii, bionomics of, in Brazil, 

 486. 



Aphis j)opaveris (see A. rumicis). 



Aphis persicae, on peach in Italv, 

 157. 



Aphis pomi (mali) (Grreen Apple 

 Aphis), measures against, in 

 Britain. 64, 267 ; in orchards in 

 Denmark, 448 ; on fruit-trees 

 in Norway, 540 ; in Quebec, 525 ; 



experiments against, on peaches 

 in Transcaucasia, 346 ; measures 

 against, in U.S.A., 254, 472, 507 ; 

 transmitting Bacillus aniylororus, 

 528 ; effect of derris on, 496 ; 

 nicotine against, 64, 507. 



Ajdiis pruni, on plum in Britain, 

 542. 



Aj^his pseudobrassicae, Hippodamia 

 convergens predaceous on, in cap- 

 tivity in California, 198; asso- 

 ciated with tomato leaf-spot in 

 U.S.A., 7. 



Aphis ramona, sp. n., on Famona 

 stachyoides in California, 387. 



Aphis ribis, on currant in Italy, 157. 



Aphis rosae (Rose Aphis), spraying 

 experiments against, in Britain. 

 64 ; effect of meteorological 

 conditions on, in France, 285 ; 

 bionomics of, 486. 



Ajihis rumicis (Beet Aphis, Black 

 Bean Apliis), on beet in Bohemia, 

 353 ; food-plants of, in Britain, 

 209, 442, 489, 542; food-plants 

 of, and measures against, in 

 Denmark, 445, 446 ; parasites 

 of, in France, 487 ; measures 

 against, on beans and peas in 

 Holland, 431 ; on chrysanthe- 

 mum and beans in Italy, 157 ; 

 bionomics and control of, in 

 U.S.A., 78, 240, 362; effect of 

 derris on, 496. 



Aphis sacchari (Sugar-cane Aphis), 

 suggested introduction of natural 

 enemies of, into Hawaii, 413. 



Ajihis safnbuci, on elder in Denmark, 

 448. 



Aphis senecio, sp. n., bionomics of, 

 in California, 387. 



Ajihis setariae (Rusty Brown Plum 

 Apliis), on plums, etc., in 

 S. Dakota, 183, 316. 



Aphis silybi, in Britain, 387. 



Aphis solani (see Macrosiphoniella). 



Aphis solanina, on potatoes in 

 Britain, 387. 



Aphis sorbi (Rosy Aphis), bionomics 

 and control of, in U.S.A., 172, 

 254, 494. 



Ajihis stellariae (see Brochycolus). 



Aphis iavaresi, on citrus in Cevlon, 

 164. 



Aphis tulipae, measures against, in 

 tulip bulbs in Holland, 444. 



Aphis viburni, bionomics of, in 

 Britain, 322, 542; A. grossu- 

 lariae possibly a form of, 323. 



Aphis viciae (see Macrosiphoniella). 



Aphis, American Beet (see PempM- 

 gus betae). 



Aphis, Artichoke (see Myzus braggi). 



Aphis, Bean (see Aphis rumicis). 



Aphis, Beet (see Aphis rumicis). 



