204 



INDEX. 



Centipede, 63, 172. 



Checks on increase, 24, 131. 



Chilognatha, 65. 



Chilopoda, 65. 



Chinch bug, 41. 



Chitin, 22. 



Chlorophyl, 160. 



Chrysalis, 33, 171. 



Cicada, 39. 



Circulation, of fish, 87; of frog, 

 94; of bird, 115. 



Cladocera, 75. 



Clam, 135, 174. 



Classes of animals, 55, 182. 



Click beetles, 38. 



Clothes moth, 37. 



Clover seed, 51. 



Cochineal, 59. 



Cockroach, 31. 



Cocoon, 33, 171. 



Codling moth, 37. 



Coelenterata, 155, 164. 



Collecting and preserving in- 

 sects, 59. 



Collecting and preserving mate- 

 rial, 170. 



Coleoptera, 87. 



Comparison of tadpole and 

 fish, 98. 



Comparison of pigeon and tur- 

 tle, 118. 



Complete or indirect metamor- 

 phosis, 35. 



Complex structuret 168 



Compound eye, 19. 



Comstock boxes, 177. 



Comstook's Entomology, 60. 



Contractile vesicle, 161. 



Copepoda, 75. 



Corpuscles, 95. 



Cotton worm, 37. 



Cow flies, 45. 



Crab, 75. 



Crawfish, 68, 73, 173. 



Crawling of earthworm, 146. 



Cricket, 37, 170. 



Crop of grasshopper, 19. 



Cross fertilization of plants, 51. 



Crustacea, 73. 



Curculio, 38. 



Cyanide bottle, 60. 



Cyclops, 72, 175. 



Cypris, 75, 175. 



Daddy longlegs, 61. 

 Daphnia, 72, 175. 

 Definition, logical, 56, 78, 129, 168. 

 Dermestids, 38, 177. 

 Development, stages of, 34, 100. 

 Devil's darning needle, 46. 

 Diapheromera femorata, 30. 

 Dipnoi, 86. 

 Diptera, 43, 45. 

 Directions to students, 9. 

 Direct or incomplete metamor- 

 phosis, 23. 

 Dragon fly, 46, 173. 

 Drawings, 10. 

 Drone bees, 50. 

 Dry fly, 40. 

 Ducks, 117. 



Earthworm, 145, 174. 



Echinoderms, 151. 



Egg, 99, 110, 116, 165, 173. 



Electric light bug, 39. 



Elytra, 37. 



Embryologic series, 101-103. 



Endoskeleton, 89, 114. 



Enemies of grasshopper, 24. 



Entomology, 50. 



Epistylis, 161. 



