INDEX. 



Abdomen 



of clam, 50. 



of crayfish, 24. 



of cricket, 9. 



of frog, 88. 



of grasshopper, 5. 



of rabbit, 121. 



of sow-bug, 36. 

 Air-bladder, 85. 

 Air-sacs, 6, 110. 

 Amoeba, 62. 

 Analogy, 85. 

 Antenna, 1, 10, 29. 

 Arachnida, 22, 40. 

 Arteries 



of clam, 52. 



of crayfish, 32. 



of fish, 79. 



of frog, 90. 



of pigeon, 112. 



of rabbit, 123, 132. 



of sheep, 138, 142. 



of snake, 100, 101. 

 Arthropoda, 40. 

 Assimilation, 65. 

 Batracliia, 97. 

 Beetle, 17. 

 Bell animalcule, 60. 

 Bladder 



of fish, 78. 



of frog, 89. 



of rabbit, 122. 

 Blood, 



circulation of, 91. 



of earthworm, 41. 



of frog, 92. 

 Books of reference, 181. 

 Brain 



of fish, 82. 



of frog, 92. 



of pigeon, 115. 



of rabbit, 126, 129. 

 Breeding cages, xv. 

 Bumble-bee, 10. 

 Butterfly, 11. 

 Cabbage worm, 13. 

 Caeca 



of fish, 77. 



of grasshopper, 7. 



of pigeon, 111. 



of rabbit, 122. 



of starfish, 154. 

 Capillaries, 91. 

 Carapace 



of crayfish, 24. 



of turtle, 102. 

 Cartilage, 135. 

 Cephalo thorax 



of crayfish, 24. 



of spider, 21. 

 Cilia, 50, 59. 

 Clam, 46. 



Classification, 12, 20, 40, 180. 

 Ccelenterata, 176. 

 Coleoptera, 19. 

 Collecting insects, xii. 

 Coral polyps, 172. 

 Crayfish, 24. 

 Cricket, 9. 



Crustacea, 35, 37, 38. 40. 

 Cyclops, 37. 

 Development, 119. 



of butterfly, 13. 



of chick, 118. 



of clam, 55. 



of crayfish, 35. 



of dragon-fly, 19. 



of fly,l6. 



of frog, 96. 



of grasshopper, 8. 



of sea-urchin, 164. 

 Diaphragm, 124. 

 Differentiation, 66. 

 Digestion, 65. 

 Digestive organs 



of clam, 53. 



of coral polyps, 173. 



of crayfish, 33. 



of earthworm, 41. 



of fish, 76. 



of frog, 89. 



of grasshopper, 7. 



of hydra, 167. 



of pigeon, 111. 



of rabbit, 121. 



of sea-urchin, 163. 



of snake, 100. 



of starfish, 154. 



of turtle, 103. 

 Diptera, 16. 

 Dissecting pan, 31. 

 Dragon-fly, 19. 

 Ear 



of crayfish, 29. 



of tish, 84. 



of pigeon, 105. 

 Earthworm, 40. 

 Echinodermata, 164. 

 Egg 



of butterfly, 13. 



of crayfish, 35. 



of cyclops, 38. 



of fish, 78. 



of fly, 16. 



of frog, 89. 



of grasshopper, 6, 8. 



of hen, 116. 



of mammal, 118. 



of sea-urchin, 165. 



of sow-bug, 37. 

 Embryology, 119. 

 Esophagus. See Gullet. 

 Eustachian tube, 88, 134. 

 Eye of beetle, 17. 



Eye of fish, 73, 83. 



of grasshopper, 1. 



of ox, 145. 



of snail, 57. 

 Excretions, 65. 

 Fisb, 70. 

 Feathers, 107. 

 Fly, 15. 

 Frog, 86. 

 Function, 45. 

 Ganjrlia 



of clam, 55. 



of crayfish, 34. 



of earthworm. 43. 



of grasshopper, 8. 



of rabbit, 128. 

 Gill 



of clam, 50. 



of crayfish, 26. 



of fish, 74. 

 Gland, salivary, 



of rabbit, 133. 

 Glottis 



of frog, 88. 



of snake, 100. 

 Grasshopper, 1. 

 Gullet 



of crayfish, 33. 



of earthworm, 42. 



of fish. 77. 



of rabbit, 122. 



of sheep, 136. 



of snake, 100. 

 Heart 



of clam, 51. 



of cravflsh, 32. 



of fish, 79. 



of grasshopper, 6. 



of pigeon, 112. 



of rabbit, 132. 



of sheep, 136, 139, 142. 



of snake, 100. 



of turtle, 103. 

 Hemiptera, 17. 

 Hermaphrodite, 44, 169. 

 Homolosv, 85. 

 Hydra, 166. 

 Hymenoptera, 11. 

 Insecta, 20, 40. 

 Intestine 



of crayfish, 34. 



of earthworm, 41. 



of fish, 77. 



of grasshopper, 7. 



of rabbit, 121. 



of snake, 101. 

 Jellyfish, 170, 171. 

 Kidney 



of clam, 52. 



of fish, 78. 



of frog, 90. 



of pigeon, 113. 



