582 



INDEX. 



Aleurothrixus floccosus (Floccident 



Whitefly), on citrus in Florida, 



473. 

 Aleurothrixus houmrdi (Woolly 



Whitefly), on citrus in Florida, 



473. 

 Alfalfa Caterpillar (see Colias eury- 



theme). 

 Alfalfa Gall Midge (see Asphondylia 



websteri). 

 Alfalfa Looper (see Thytometra 



calif ornica). 

 Alfalfa Weevil (see Eypera murina 



and E. variabilis). 

 Algaroba (see Prosopis juliflora). 

 Algaroba BrucMd (see Bruchus pro- 



Algeria, DoAius oleae in, 344 ; Lon- 

 chasa aristeUa on Ficus pseudo- 

 carica in, 76 ; vegetable pests in, 

 32 ; measures against vine pests 

 in, 143, 273. 



Allissonotmn piceum, on sugar- 

 cane in India, 123. 



AlUssonotum simile, on sugar-cane 

 in India, 123. 



alliella, Tinea (see Acrolepia assee- 

 tella). 



Allograpfa obliqua, predaceous on 

 Aphids in U.S.A., 164, 213, 

 456. 



Alhthrombium gymnopterorum, pre- 

 daceous on Chrysomphahis dictyo- 

 spermi in Italy, 36. 



Allotria, parasite of Aphis brassicae 

 in Britain, 276. 



Allspice, ineffective against clothes 

 moths, 532. 



AUyl Alcohol, experiments to deter- 

 mine toxicitv of, to insect eggs, 

 254. 



Almond (Prunus amygdalus), pests 

 of, in California, 252, 450 ; 

 Bryobia pratensis on, in Br. 

 Columbia, 23 ; food-plant of 

 Heliothrips rubrocinctus in 

 Grenada, 496 ; Argyroploce 



variegana on, in Italy, 173 ; 

 control of Aphids on, in Spain, 

 55. 



Almond, African (see Terminalia 

 catappa). 



Almond, Ceylon, food-plant of Xyle- 

 borus fornicatus in Ceylon, 128. 



alni, Acronyda. 



Alnus (see Alder). 



Alnus glidinosa, Corythuca per- 

 gandei on, in TJ.S.A., 372. 



Alitus indica glauca, new Aphid on, 

 in Japan, 548. 



Alnus rhombifolia (White Alder), 

 Aqrilus burkei on, in California, 

 130. 



Almhs tenuifolia (Paper-leaf Alder), 

 pests of, in U.S.A., 130, 389. 



Aloes, Tincture of, addition of, to 



sprays against Aphids and scale- 

 insects, 470. 

 aloeus, Strategus. 

 alopecuri, Oligotropus. 

 Alopecurus geniculatus, thrips on, in 



Sweden, 145. 

 Alpha Naphthol, experiments to 



determine toxicity of, to insect 



eggs, 254. 

 Alpine Fir (see Abies lasiocarpa). 

 Alsophila pometaria (Autumn 



Canker Worm), bionomics and 



control of, in U.S.A., 513, 546. 

 alternans, Calosoma-, Laemophloeus ; 



Seolopendra. 

 alternata, Serica. 

 alternus, Stauropus. 

 Althaea nudiflora, food-plant of 



Platyedra vilella in Transcaucasia 



and Turkestan, 346. 

 Althaea rosea, food-plant of Pectino- 



phora gossypiella in Egypt, 48. 

 althaeae, Paratetranychus. 

 Altica, an invalid name for the 



genus H altica, 243. 

 alutacea, Schistocerca. 

 alvearius, Microgaster. 

 amabilis, Cryphalus ; Systoles. 

 Amara, 96. 

 Amarantus, Pachyzancla bipunctalis 



on, in St. Vincent, 121. 

 Amarantus blitum,, Chile simplex 



hibernating in, in Japan, 234. 

 Amarantus retroflexus, food-plant of 

 of Pyrausta niibilalis in U.S.A. ,554. 

 Amaryllis, Eumerus strigatus in 



bulbs of, in N. America, 129. 

 Amathusia 'j)Jiidippus, a minor pest 



of coconuts in Philippines, 25. 

 Amaurosoma armillatum, on timothy 



grass in Sweden, 150. 

 Amaurosoma Jlavipes, on timothy 



grass in Sweden, 150. 

 ambigua, Hippodamia. 

 ambiguella, Clysia (Conchylis). 

 ambiguus, Psallus. 

 Amblyteles malacus, parasite of 



Halisidota spp. in Canada, 123. 

 Amblyteles mincius, parasite of 



Euxoa excellens in Canada, 103. 

 Amblyteles subfuscus, parasite of, 



Euxoa excellens in Canada, 103. 

 Ambrosia artemisiaefolia, food- 

 plant of insect pests in U.S.A., 



420, 528. 

 Ambrosia trifida, new scale-insect 



on, in Kansas, 546. 

 Ambrosia Fungus, Xyleborus forni- 

 catus feeding on, in Ceylon, 434 ; 



bark-beetles feeding on, in N. 



America, 266, 267. 

 ambrosiae, Orthezia. 

 Amelanchier (Service-berry), insect 



pests of, in U.S.A., 389, 420. 



