INL>EX 



36' 



Cliff swallows, 49 



Clothes moths, 154 



Clover mite, 165 



Cluster fly, 154 



Clydesdales, 333 



Coal oil, 71 



Coast newt, 320 



Cobra, 327 



Cocaine, 343 



Cockles, conchs of, 273 



Cockroaches, 153, 154. See also 



Roaches 

 Cod, 309 



Codling moth, 21, 155; type for study, 6 

 Coffee, 344 



Cold, 233, 234, 246, 250, 251 

 Cold storage, 269 

 Coleoptera, 153 

 Collecting nets, 12 

 Colorado blue spruce, 83 

 Colorado potato beetle, 156 

 Common stramonium, 75 

 Conchs, 273, 274 

 Concord grapevine, 339 

 Condiments, 71 

 Conifers, 59 

 Consumption, 234 

 Contact infection, 246 

 Coontail, or hornwort, 307 

 Cooper's hawk, 45 

 Copepods, 287, 288, 289 

 Copperas, 114 

 Copperhead, 322, 327 

 Coral snake, 328 

 Corn, 93, 94, 95 

 Corn cockle, 75 

 Corn snake, 326 



Corn-ear and tomato worm, 156 

 Corn-root aphis, 156 

 Corrosive sublimate, 249 

 Cotton, 93 ; pests of, 156 

 Cotton worm, 156 

 Cottonmouth, 327 



Cotton wood, 59, 165 



Cottony cushion scale, 20, 156 



Cottony maple scale, 156 



Couch grass, 71, 72 



Cow, 102, 103, 165, 263 



Cowbane, 75 



Cowbird, 47, 48 



Cowpox, 258 



Cowslip, 306, 307 



Crab, 287, 292-294 



Crab apple, 82 



Crappies, 306, 309 



Crawfish, 287, 293, 294, 306, 307, 

 317, 318 



Crested flycatcher, 47 



Crickets, 153 



Crimson Rambler rose, 97 



Crocodiles, 321, 323 



Crocus, 197 



Crops, standards and percentage of 

 efficiency of, 93, 96 



Cross-pollination, 157, 158 



Croton bug, 154 



Croup, 232 



Crown gall, 212, 216 



Crows, 48 



Crude drugs, 71, 73 



Crude sulphuric acid, 71 



Crustacea, 285-294, 315, 324 ; prod- 

 ucts of, 287 



Cuban pine, 59 



Cuckoo, food of, 25, 46 



Culex mosquito, 124, 125, 127, 128, 

 129,130,131,132; breeding places, 

 132 ; extermination of, 128 ; flight, 

 128 ; picture of eggs, larva, pupa, 

 and adult, 129, 130 



Curculio beetles, 155 



Curled dock, 70, 71 



Currant borer, 156 



Currant worm or slug, 157 



Cuttlefishes, 274 



Cutworms, 25, 156, 317 



