674 



INDEX. 



Cholam Gall Fh-, new Chalcid 

 parasite of, in India, 136. 



Cholam Stem Maggot, new Chalcid 

 parasite of, in India, 13B. 



Cholera, immunity experiments with 

 Galleria mellonclla and, 441, 500. 



choleropis, Opogona. 



Chopardina importata, gen. et sp. n., 

 in greenhouses in Britain, 504. 



Chorizagrotis auxiliaris (Army Cut- 

 worm), on cereals in Montana, 21. 



chortinus, Aspidiotus. 



Chortophaga viridifasciata (Green- 

 striped Locust), destroyed by- 

 starlings in U.S.A., 305. 



Chortophila (see Phorbia). 



Christmas Berry, Epidiaspis piricola 

 on, in Cahfornia, 380. 



Chromaphis juglandicoia (Walnut 

 Aphis), bionomics and control of, 

 in U.S.A., 101, 389, 390. 



Chrotogonus, on cotton in Bihar, 

 74. 



Chrotogomis saussurei, baits for, in 

 India, 581. 



Chrysanthemum, Perigca albigera on, 

 in Barbados, 322 ; restrictions on 

 importation of, into Canada from 

 U.S.A., 413 ; Phytomyza affinis 

 on, in Denmark, 194, 364 ; 

 Rhynchota on, in Germany, 590 ; 

 new Aphid on, in Italy, 227 ; 

 Pseudococciis intercepted on, in 

 Porto Rico, 572 ; measures 

 against Diarthronomvia hypogaea 

 on, in U.S.A., 34, 433. 



Chrysanthemum indiciim, Enar- 

 monia minutana on, in Germany, 

 590. 



Chrysanthemum Gall IMidge (see 

 Diarthronomyia hvpogaea) . 



Chrysobothris Jemoyata (Flat-headed 

 Apple-tree Borer), in British 

 Columbia, 582 ; in U.S.A., 165, 

 239 ; measures against, 165. 



Chrysobothris niali (Pacific Flat- 

 headed Apple-tree Borer), meas- 

 ures against, in Oregon, 165. 



Chrysobothris octocola, in mesquite in 

 Arizona, 577. 



Chrysobothris sylvania, bionomics of, 

 in Pseudotsuga taxifolia in U.S.A., 

 159. 



chrysocephala, Psylliodes. 



Chrysomela aenea, bionomics of, on 

 Alniis incana in Switzerland, 613. 



Chrysomela coeridans, on Mentha in 

 Germany, 277. 



Chrysomela coendans var. menthastri, 

 on Mentha in Germany, 277. 



Chrysomela exclamationis, on sun- 

 flowers in ISIontana, 585. 



Chrysomela gloriosa, 251. 



Chrysomela populi (see Melasoma). 



chrysomphali, Aphelinns. 



Chrysomphalus aonidiim [ficus] (Red- 

 spotted Scale, Circular Scale, 

 Florida Red Scale), species 

 allied to, on wild fig in South 

 Africa, 530 ; intercepted in Cali- 

 fornia, 44, 265, 294, 295, 514 ; 

 on Citrus in Mauritius, 559 ; food- 

 plants of, in Panama Canal 

 Zone, 304 ; in U.S.A., 333, 397 ; 

 infested with Microcera fujikuroi, 

 333. 



Chrysomphalus aurantii (Red Scale, 

 Rufous Scale), bionomics and 

 control of, in South Africa, 282, 

 376, 410, 579 ; on Piper nigrum 

 in Indo-China, 440 ; Rhizobius 

 lophantae introduced into Italy 

 against, 281 ; bionomics of, in 

 Kenya Colony, 395 ; on Citrus in 

 Mauritius, 559 ; on Citrus in 

 IMexico, 116; on Citrus in Porto 

 Rico, 597 ; in U.S.A., 188, 333 ; 

 intercepted in U.S.A., 44, 294, 

 295, 407, 408, 514 ; infested 

 with ]\Iicrocera fujikuroi, 333. 



Chrvsomphalus (Targionia) biformis, 

 on avocado in Panama Canal 

 Zone, 304. 



Chrvsomphalus dictvospermi (Span- 

 ish Red Scale), form of, on wild fig 

 in South Africa, 530 ; intercepted 

 on coconuts in California, 44 ; 

 on avocado in Guatemala, 88 ; 

 natural enemies and control of, 

 in Italy, 223, 343 ; on coconut in 

 Panama Canal Zone, 304 ; natural 

 enemies and control of, in Sicily, 

 343 ; on Citrus in Spain, 340 ; 

 bionomics and control of, in 

 U.S.A., 104, 340 ; experiments 

 with calcium polvsulphide against, 

 409. 



Chrysomphalus dictvospermi pinnu- 

 lifera [minor), in Morocco, 57. 



Chrvsomphalus enceliae, sp, n., on 

 Encelia palmeri in California, 

 229. 



Chrysomphalus ficus (see C. aonidum) . 



Chrysomphalus induratus, sp. n., 

 food- plants of, in California, 229. 



Chrysomphalus minor (see C. dictyo- 

 spernii pinnxdifera). 



Chrvsomphalus obscurus (Obscure 

 Scale, ^^■ater-oak Scale), in 

 U.S.A., 112, 333, 396, 577; 

 infested with Microcera fujikuroi, 

 333. 



Chrysomphalus perseae, on avocado 

 in Guatemala, 88. 



