GENERAL I.NUKX 



819 



conspcrsus, Catap.islus. 2: 72()'. 

 consularis, Buprusiis. 2:751'. 

 Contact iiisecticiilcs, 1:35'; for- 

 mulas for. i: 3S'-3g». 

 contatc'lla, Salebria, 2:73"'. 

 conlracla, Datana, 2:725'. 



Ilydriomciia, 2:754-. 

 conviTjjfiis, Xylotrechus, 2: 734*. 

 cookii, .\mpliibolips, 2: 7I2-. 

 copalina, Ortlialtica, 2:737'. 

 Coptocycla significa, 2: 730'. 

 Coptodisca juglancUclla, 2:720*. 



lucitlutlla, 2: 717'. 



oslryaefoliella, 2: 722'. 



salicic-lla, 2: 744*. 



splcndoriferella, 2: 734*. 

 Coptotriche zelleriella, 2: 70S'. 

 Copturodes longulus, 2:702', 751'. 



qucrcus, 2: 702'. 

 Copturus binotatus, 2: 730*. 

 coquus Z'tir. fulvipenne, Tragid- 



ion, 2: 702^. 

 cordifera, Leptura, 2: 720*. 

 cordigera, .-^narta, 2:738°. 

 Coriscium albinatella, 2: 708". 



cuculipennellum, 2: 727'. 

 corni, Chiona.spis, 2: 736'. 



Schizoneura, 2: 737'. 



Sesia, 2:428', 456'-57'. 

 cornifoliae, .\phis, 2: 737'. 

 cornifoliana, Ancylis, 2:736". 

 cornifoliella, .■\ntispila, 2:736*. 

 cornigerus, Andricus, 2:437', 



451', 6i3', 624'. 

 Cornus, sfe Dogwood, 

 cornuta, Cecidomyia, 2: 745'. 

 cornutus, Aiithribus, 2:730'*. 



I'assalus, 2: 492'. 

 corrugis, llryophanta, 2: 714'. 



Ncurotcrus, 2: 713*. 

 Corthylus columbianus, 2:702". 



punctatissimus, 1:50', 65'-67'; 

 2: 732". 

 corticalis, Tcnebrioidcs, 2:492', 



721'. 

 corticola, Boletophagus, 2:754*. 



Cossonus, 2: 751". 

 Corvidac, I: 30'. 

 corvulus, Antlionomus, 2:736*. 

 corylannni, Kxartcma, 2:723^. 

 coryli. Monocesta, 2:724'. 



coryli, Stnjphosomus, 2: 749'. 

 corylifoliclla, Coleoplmra, 



coryli.sella, Helecliia, 2: 750'. 



I.ithocoUules, 2: 723'. 

 coryloides, Cecidomyia, 2: 743^. 

 Corylus amcricana. Cliionaspis 



lintncri injuring, 1:227'. 

 corylus, I'teronus, 2: 750'. 

 Corymbilcs cruciatus, 2: 722'. 



hamatus, 2: 740'. 



hieroglypliicus. 2: 653', 692'*-<)3-. 



propola, 2:652', 692'. 



sulcicollis, 2:492*. 



vernalis, 2: 752'. 

 Corythuca arcuata, 2:59S*-99", 



720«, 



ciliata, 2: 59<)''-6<x)*, 719'. 

 juglandis, 2: 749'. 

 Coscinoptera dominicana, 2:737^. 

 Cosmopepla carnifex, 2: 61 1*. 

 Cosmophorus hopkinsii, 2: 379*^. 



389'-9o'. 

 cossac, Cecidomyia, 2: 7f-. 

 Cossidae, i: 12'. 

 Cossonus concinnus, 2: 751'. 

 corticola, 2: 751'. 

 crenalus, 2: 751'. 

 piniphilus, 2: 751". 

 plataica, 2:428'. 455'-56'. 

 Cossus ccnlcrensis, 2:430', 476'- 

 77 ■ 

 macmurtrei, sfi- Priono.xystus. 

 querciperda, 2:477'. 

 Cosymhia lumenaria, 2:749'. 

 Cotalpa lanigera, 2: 724'. 

 Cotton worm, losses caused by, 

 I 1 : 6-'. 

 Cottonwood, resistance to insect 

 attacks, i: 47'. 

 injurious insects: 

 I borers: 



carpenter worm, 1:80', 84'. 

 Ilyperplalys aspersus, 2: 



746*. 

 poplar borer, 1:98", 99'. 

 poplar carpenter worm. 2: 



476". 

 willow borer, mottled, i: 

 103*. 



Cottonwood, inj. insects {.rnt'il): 

 gall insects: 



basal leaf gall. 2:620', 636'. 

 poplar leaf stem gall. 2: 



620'. 635'. 

 x'agabonil gall. 2:635'"'. 

 leaf feeder: 



Cottonwood leaf beetle, I; 



3' 7'. 

 scale or sucking insects: 



Aspitlioius ra]iax, 2:728'. 

 ItufTalu true hopper. 2: 592**. 

 Cliionaspis *irllui]obis, 2: 



744'. 

 Cottonwood leaf bv-elle, 1:258', 



3I7'-22*. 

 Cottonworm, 2:609'. 

 Cottony maple scale, 1:8', 12', 



173', 196^-200'. 

 Cral) apple, injurious insects: 



leaf feeders: 



.Mineola indigenella. 2: 733*. 

 Cranberry, red-bandetl leaf roller 



injuring, 2: 532'. 

 crassimana, I.imosina, 1:74'. 

 crassipcs, I'ilophorus, 2:651', 



6S6'. 

 crassitelus. Neuroterus, 2:710'. 

 crassulus, I.iopus, 2:715*. 

 crataegi, Conotrachelus, 2: 734''. 



Nectarophora, 2: 735'. 



I'seudanlhonomus, 2: 733*'. 



Schizoneura, 2:735'. 

 cratacgifoliclla, Neplicula, 2: 



734'. 



Ornix, 2: 734". 

 Crataegus, sef Thorn. 

 Cratoparis hinatus, 2:498', 499'. 

 Cratotechus orgyiae, i: 138*. 

 Creeper, black and white, I: III*. 

 Crcniastus retiniae, 2:410'. 

 crenatus, C*>ssonus, 2:751'. 

 Crcpidodera aesculi, 2: 730'. 



helxines, 2: 742'. 



rutipes, 2: 510', 556'. 

 crei>usciilaria, Ectropis, 2:743', 



74<)'- 

 Cressonia juglan<lis, 2:506', 518*- 



19', 720'. 

 crcssonii. Tcnihrcdo, 2:748'. 

 cretata, Saperda, 2: 734'. 



