INDEX. 



567 



Aphis asdepiadis (see A. nerii). 



Aphis avenae (see Siphonaphis padi) . 



Aphis baker i (see Anuvaphis). 



Aphis bituberculata, synonym of 

 Hysteroneura {Heteroneiira) set- 

 ariae, 8, 63. 



Aphis brassicac (see Bvcvicoryne). 



Aphis bitxioni, sj:). n., in Persia, 

 498. 



Aphis cardui, Syrphids predaceous 

 on, in Canada, 259. 



Aphis cerasifoliae, on choke-cherries 

 and grass in U.S.A., 116. 



Aphis chaerophvlli, on Chaerophvl- 

 lum in Britain, 58. 



Aphis citri (see A. gossypii). 



Aphis citrulli (see A. gossypii). 



Aphis cooki (see A. gossypii). 



Aphis cucmneris (see A. gossypii). 



Aphis cuscutae, sp. n., on Ciisciita-, 

 epithymum, parasites of, in 

 Utah, 8. 



Aphis cvnosbaii, A. hoiightonensis 

 probably a synonym of, 8. 



Aphis eitonyini (see A. rumicis). 



Aphis gladioli, on gladiohis in 

 Connecticut, 241. 



Aphis gossypii (Asal Fly, Cotton 

 Aphis, iVlelon Aphis), Syrphids 

 predaceous on, in Canada, 259 ; 

 natural enemies of, on cotton in 

 Porto Rico, 303 ; on melons and 

 pumpkins in Russia, 107 ; food- 

 plants of, in Anglo-Egyptian 

 Sudan, 172 ; bionomics and con- 

 trol of, in U.S.A., 47, 285, 342, 

 444, 501 ; synonyms of, 501. 



Aphis hederae, on ivy in Britain, 58. 



Aphis hcraclei, 8. 



Aphis hcraclella, suggested sub- 

 stitution of, for A. hevaclii, 8. 



Aphis heraclii, Cowen, preoccupied 

 by A. heraclei, Koch, 8. 



Aphis houghtonensis (Houghton 

 Gooseberry Aphis) bionomics of, 

 in U.S.A., 77 ; probably a 

 synonym of A. cynosbati, 8. 



Aphis idaeus, on raspberry in 

 Britain, 58. 



Aphis kochi, 18 ; on apple in 

 Britain, 58. 



Aphis laburni, on Rcbiiiia in 

 Russia, 104. 



Aphis maidis, controlled by Allo- 

 grapta Jracta in California, 9 ; on 

 Sorghii})i vidgare in Tripoli, 159 ; 

 transmitting mosaic disease in 

 U.S.A., 371, 531. 

 Aphis mali (see A. poini). 



Aphis {Anuraphis) malifoliae, 117; 

 considered a synonj-m of A . sorbi, 

 18. 



Aphis niedicaginis, on vegetables in 



Dutch East Indies, 329. 

 Aphis nerii, food-plants of, in India, 



55. 

 Aphis padi (see Siphonaphis). 

 Aphis papaveris (see A. rumicis). 

 Aphis persicae, on peach in Italv, 



142. 

 Aphis persicae-niger {see Anuraphis). 

 Aphis ponii (Green Apple Aphis), 



bionomics of, in Canada, 1, 35, 



259, 323, 528 ; in Holland, 199 ; 



bionomics and control of, in 



U.S.A., 16, 17, 29, 30, 45, 529 ; 



Bacillus amylovorus spread bv, 



323. 

 Aphis pruni, on plums in Britain, 



528 ; in Holland, 199 ; on Prunus 



in Italy, 142. 

 Aphis prunicoleus, synonym of 



Hysteroneura {Hcteroneura) 



setariae, 8, 63. 

 Aphis prunifoliae, 30 ; not con- 

 sidered distinct from Siphonaphis 



padi, 19. 

 Aphis pseudoavenae, probabh' a 



synonym of Siphonaphis padi, 



ne. 



Aphis pseudobrassicae (False Cab- 

 bage Aphis), bionomics and con- 

 trol of, in U.S.A., 9, 42, 47, 385. 



Aphis punicac, on pomegranate in 

 Persia, 498. 



Aphis pyri, Boyer, 18. 



Aphis ribis, on currant in Italy, 142. 



Aphis rociadae, food-plants of, in 

 U.S.A., 8. 



Apliis rosae, on rose in Italy, 142. 



Aphis rumicis (Black Bean Aphis, 

 Beet Aphis), in North America, 

 47, 259 ; on beans and mangels in 

 Britain, 351 ; on Atriplex in 

 Central Europe, 261, 288 ; in 

 Holland, 199 ; in Italy, 142, 159 ; 

 natural enemies of, 159, 259 ; 

 measures against, 47, 400. 



Aphis saliceti, bionomics of, on 

 willows in Britain, 146, 327. 



Aphis samborni, on currants and 

 gooseberries in South Dakota, 444. 



Aphis scotti, s^monym of Hystero- 

 neura (Heteroneura) setariae, 8. 



Aphis setariae (see Hysteroneura). 



Aphis sorbi [Dialifoliae) (Rosy Apple 

 Aphis), 30 ; in Holland, 199 ; in 

 Ontario, 35 ; bionomics and 

 control of, in U.S.A., 16, 18, 30, 

 45, 129 ; synonymy of, 18. 



Aphis sorghi (Dura Aphis, Dura 

 Asal Fly), bionomics and control 

 of, in Anglo-Egyptian Sudan, 172, 

 198. 



