192 



NEW YORK STATE MUSEUM 



Blister hectic, 6, 99 

 Blood worms, 122 

 Bordeaux mixture, 87 

 Bronze birch borer, 8, 108-9, ii3 

 Brown mite, 126 

 Brown-tail moth, 7, 42, 127 

 Bruchus obtectus, 127 

 Brjfobia pratensis, 126 

 Butternut, Say's blister beetle in- 

 juring, 99 

 Byturus unicolor, 102-3 



caliginosellus, Crambus, 1 18-19 

 Candida, Saperda, 127 

 Canker worms, 98, 125 

 Carpocapsa pomonella, 13-42, 124 

 Case bearers, 125 

 cecropia, Samia, 116 

 Cecropia moth, xxb 

 cerealella, Sitotroga, 124 

 Chaiepus dorsalis, 59-63 



inaequalis, 63 



nervosa, 60, 63-65 



rosea, 63 

 Chermes tloccus, 127 

 Cherry tree, injurious insects: 



apple caterpillar, red-humped, 

 100 



rose leaf hopper, 66 



Say's blister beetle, 00 

 Chestnut, injurious insects: 



cicada, periodical, 84 



June beetles, 115 



notch wing, 56 

 Chestnut borer, two-lined, 9, ii., 

 Chironomus sp., 122 

 Chokecherrv, rosy hispa injuring, 



63 



Cicada, dogday, 71 



Cicada, periodical, 5, 68-87, 128; 

 life history, 69-70: oviposition, 

 70-71; description, 71; distribu- 

 tion, 71: comparative abundance, 

 7^~73', time of appearance, ys- 

 74; date of ilrst cry or siing of 

 male, 74; persistence, 74-75'. 

 above ground chambers, 75; ap- 

 pearance in the Hudson vallev. 

 75-85 ; natural enemies, 85-86 ; 

 injuries, 86; preventives of in- 

 jury, 86-87; bibliography, Sy 



Cicada linnei, 71 

 Clover mite, 126 

 coccidarum, Lobodiplosis, 127 

 Cockroach, 11 



oriental, 93 

 Codling moth, 5, 13, 42, 124, 125, 



126; summary of three years' 



work with, 38 

 coflfeae, Hyperdiplosis, 128 

 Coleophora limosipennella, no 

 Coleoptera, additions to collec- 

 tions, 130-32 

 Collections, 10; additions to, 130- 



36 

 communis, Dasyneura, 129 

 concinna, Sdiizura, 99-101 

 Contarinia lycopersici, 12S 

 Corn, Sphenophorus sp. injuring, 



128 

 Cotton moth, 116 

 Cottony maple scale, 8, 98 



false, 98 

 Crambus caliginosellus, t 18-19 

 cristatus, Arilus, 62 

 Cucumber beetle, striped, 124 

 Currant bushes, injurious insects: 



four-lined leaf bug, 103 



maple w-orm, green, 49 



rose leaf hopper, 66 d^B 



Cutworms, 127, 128 i^ 



Cystiphora viburni, 129 

 Cytisus albus, injurious insects, 



n6 



Dactylopius, 127 

 Dasj'neura communis, 129 



gibsoni, 129 



pergandei, 120 



smilacifolia, 120 

 defmita, Momerocampa, 43-44 

 !~)epressaria atomella, 110-17 

 Derostenus primus, 62 

 Diabrotica vittata, 124 

 niptera, additions to collections, 



132 

 dispar, Porthetria, 42-47 

 disstria, Malacosoma, loi 



