Beech, injurious insects {lont'J): 

 leaf feeders: 



apple worm, yel low-necked, 



2:535'. 

 black walnut caterpillar, 1: 



305'- 

 Braclvj's aeruginosa, 2: 703'. 

 Demas propinquilinea, 2: 



749'- 

 Dichelonycha elongata, 2: 



716^ 

 Euclea delphinii, 2:529', 



7o69. 

 Eutrapela kentaria, 2:728'. 

 Fentonia marlhesia, 2: 



706'. 

 forest tent caterpillar, i: 



107'. 

 Heterocampa bilineata, 2: 

 725'. 



biundata, 2: 727*. 



guttivitta, 2: 727'. 

 Heterogenea shurtleffii, 2: 



707'. 

 Hyperilis aniicaria. 2: 722*. 

 lanassa lignicolor, 2: 705*. 

 io caterpillar, 2: 522*. 

 l.ithacodes fasciola, 2: 72S''. 

 locust leaf miner, i: 327'. 

 luna moth, 2: 527'. 

 maple leaf cutter, 2: 541'. 

 Natada nasoni, 2: 707'. 

 New York weevil, 2: 517*. 

 oak caterpillar, red-hump- 

 ed, 2: 520-. 

 Paraphia subatomaria, 2: 



753'- 

 Phloeophagus minor, 2: 



742'- 

 Plagodis fervidaria, 2:706'. 

 promethea moth, 2: 557*. 

 Schizura semirufescens, 2: 



743*. 

 Sisyrosea textula, 2:721*. 

 sphinx, four-lined, 2:509', 



546«. 

 scale or sucking insects: 2: 



722*. 

 beech leaf aphis, woolly, 



2:601'. 

 Putnam's scale, 1:227*. 



GKNKKAl. INDIl.X. 



Beech, blue, t'oclilidion y-invcrsa 



injuring, 2:717'. 

 Beech leaf aphis, woolly, 2: 6oi'-2^. 

 belangcrella, Telphusa, 2:750'. 

 bella, Utetheisa, 2:724'. 

 Bellaniira scalaris, 2:429^, 467'. 

 bellus, Callipterus, 2: 709'. 

 Beneficial insects, 2:6o3''-i4'; key 



to, 2:652«-53". 

 Benta malanogrammos, 2:651', 



676'-77'. 

 Benzoin, black-banded scale in- 

 juring, I: 201". 

 bethunei. Xylina, 2: 731'. 

 bethuniella, Lithocolletes. 2: 708'. 

 Betula papyrifera, Chionaspis 



lintneri injuring, 1:227'. 

 betulae, Apatela, 2: 749'. 



Oligotrophus, 2:621*, 647'. 

 betulaecolens, Callipterus, 2:601'. 

 betulella, Acrobasis, 2: 749'. 



Calaphis, 2:750'. 



Depressaria, 2: 749'. 

 betuleti, Orchestes, 2:749'. 

 l)eutenmulleri, Isochaetes, 2:722'. 

 bicolor, Adelocephala, 2:729''. 



Dolerus, 2: 741'. 



Eustrophus, 2: 731*. 



Phymatodera, 2:393-. 



Rhodites, 2:621', 647*. 



Rhynchites. 2: 518*. 

 bicornis, Bostrichus, 2: 701*, 721'. 



Hoplocephala, sc'c- H. bicornis. 

 'bicostomaculella, Gelechia, 2: 



707'. 

 bidentata, Nerice, 2:725'. 



Tomoxia, .r<v T. bidentata. 

 bidentatus, Silvanus, 2: 721'. 

 bifasciatus, Allandrus, 2:731*. 



Notoxus, jtvN. bifasciatus. 

 bifasciella, Lithocolletes, 2:708*. 

 bifidus, Telenomus, i: 145'. 

 bifurcus, Boletotherus, 2:498'. 

 bigeminata, Hyperaspis, i: 198*. 

 bigsbyana, Chrysomela, see C. 



bigsbyana. 

 biguttata, Apoda, 2: 529'. 



Cochlidion, 2: 707'. 

 biguttatus, Laemophloeus, 2: 490''. 

 bilineata, Falcaria, 2: 749". 



Heterocampa, 2:725'. 



809 



bilineata, Macrophya, 2: 738'. 

 bilineatus, .\grilus, 1:257', 280'- 



83'. 

 bimaculatus, Molorchus, 2:715*. 



Tylonotus, 2: 726'. 

 bimarginata, Ilaltica, 2:511*, 



573'-74'- 

 binotata, Enchenopa, 2: 594'-95'. 

 Hyperaspis, 2:605*, 

 Mycetochares, 2:489'. 

 binotatus, Copturus, 2: 730*. 

 biographus, Xyleborus, 2:447'. 

 Biorhiza forticornis, 2: 6l8', 619', 

 626*-27', 714'. 

 hirta, 2: 712'. 

 loxaulis, 2: 710'. 

 nigra, 2: 710'. 

 rubinus, 2: 711'. 

 bipunctata, Adalia, 1: 174', 195', 

 206'; 2: 6ot'. 

 Tetyra, 2: 753'. 

 bipunctatus, Elleschus, 2:742'. 

 bipustulatus, Attelabus, 2:506', 



516'. 

 Birch, injurious insects: 

 borers: 2: 748*. 



alder borer, 2:480*. 



Asclera puncticollis, 2:494-. 



birch horntail, slender, 2: 



429-, 466'. 

 bronze birch borer, 1:257*, 



284'. 

 Ceruchus piceus, 2:492'. 

 Chrysobothris azurea, 2:429', 

 467-. 

 sexsignata, 2: 721'. 

 Corymbites sulcicollis, 2: 492'. 

 Dendroides canadensis, 2: 

 494^- 

 concolor, 2:494^. 

 Diaperis hydni, 2:497'. 

 Gaurotes cyanipennis, 2:428*, 



454*- 

 Gonotropis gibbosus, 2:494*. 

 leopard moth, 1:78'. 

 Leptura vagans, 2:441'. 

 Nyctobates pennsylvanica, 2: 



492'. 

 Pityophthorus.;/*., I: 257*, 296'. 

 red horned borer, 1:257'. 



small, ::2g8'. 



