I 9 4 



Index. 



Crayfish, colors of, 33. 



Dissection of, 42. 



Esophagus of, 43. 



Gullet of, 43. 



Heart of, 42. 



Holes of, 33. 



Muscles of, 43. 



Ovary of, 43. 



Spermary of, 43. 



Stomach of, 43. 

 Cricket, 17. 

 Crop of earthworm, 52. 



Of grasshopper, 14. 



Of pigeon, 116. 

 Croppie, 69. 

 Crustacea, 33, 45. 

 Crystalline lens, 154. 

 Ctenoid scale, 73. 

 Gunner, 69. 

 Cup of coral, 174. 

 Cuticle of earthworm, 53. 



Of paramecium, 165. 

 Cyanide bottle, i. 

 Cycloid scale, 73. 

 Cyclops, 46. 



Darter, 68. 

 Decapoda, 46. 

 Dentary bone, 71. 

 Dentine, 160. 

 Depressed fish, 69. 

 Development, 122. 



Of cabbage butterfly, 20. 



Of clam, 61. 



Of crayfish, 36. 



Of grasshopper, 15. 

 Dextral shell, 65. 

 Diaphragm, false, of fish, 74. 



Of rabbit, 129. 

 Digestion in vorticella, 167. 

 Digestive gland of clam, 60. 



Tube of sea urchin, 188. 

 Diptera, 23. 

 Disk of rotifer, 190. 



Of starfish, 178. 



Of vorticella, 166. 

 Dissection, of brain, 146. 



Of clam, 56. 



Of crayfish, 42. 



Of earthworm, 51. 



Dissection, of eye, 153. 



Of fish, 73. 



Of frog, 84. 



Of grasshopper, 13. 



Of head of rabbit, 143. 



Of heart and lungs, 133. 



Of kidney, 142. 



Of larynx, 156. 



Of pigeon, 115. 



Of rabbit, 128. 



Of sea urchin, 188. 



Of snake, 97. 



Of spinal cord, 146. 



Of starfish, 181. 



Of turtle, 101. 

 Distribution of arteries, 140. 



Of veins, 140. 

 Division of amoeba, 164. 

 Dorsal surface of earthworm, 50. 



Of fish, 69. 

 Downy feathers, 112. 

 Dragon fly, 17. 

 Duodenum of pigeon, 117. 



Of rabbit, 130. 

 Dura mater, 148. 



Ear bone of fish, 80. 



Drums of grasshopper, 13. 



Of bird, 109. 



Sac of crayfish, 40. 

 Earthworm, 47. 



Body cavity of, 51. 



Brain of, 52. 



Bristles of, 49. 



Crop of, 52. 



Cuticle of, 53. 



Dissection of, 51. 



Epidermis of, 53. 



External features of, 50. 



Ganglions of, 52. 



Girdle of, 50. 



Gizzard of, 52. 



Gullet of, 52. 



Hearts of, 52. 



Hypodermis of, 53. 



Intestine of, 51, 52. 



Kidneys of, 52. 



Locomotion of, 49. 



Mouth of, 50. 



Muscles of, 53. 



