INDEX. 



Kidney 



of sheep, 125. 



of snake, 101. 

 Labor, physiological divis- 

 ion of, 69. 

 Lacteals, 125. 

 Larynx, 147. 

 Lepidoptera, 12. 

 Ligament, 135. 

 Liver 



of clam, 53. 



of crayfish, 33. 



of fish, 76. 



of pigeon, 111. 



of rabbit, 122. 



of snake, 101. 



of turtle, 103. 

 Lung 



of frog, 90. 



of pigeon, 112. 



of sheep, 136. 



of snake, 100. 



of spider, 22. 



of turtle, 103. 

 Madreporic body, 153,161. 

 Mantle, 48. 

 Medusa, 170. 

 Mesentery 



of fish, 77. 



of frog, 89. 



of pigeon, 111. 



of rabbit, 122. 



of starfish, 154. 

 Mollusca, 58. 

 Mounting iusects, xiv. 

 Muscle, 



action of, 95. 



insertion of, 94, 114. 



origin of, 94, 114. 



sheath of, 94, 114. 



structure of, 94, 136. 

 Muscles 



of clam, 50. 



of crayfish, 33. 



of earthworm, 43. 



of eyeball, 83, 144. 



of fish, 81. 



of frog, 94. 



of grasshopper, 7. 



of rabbit, 121. 

 Myriapoda, 23. 

 Nerves 

 'of clam, 55. 



of crayfish, 34. 



of earthworm, 43. 



offish, 77, 83. 



of frog, 92. 



of pigeon, 110. 



of rabbit, 130. 

 of starfish, 154. 

 Neuroptera, 20. 

 Nutrition, 66. 

 Organ, 45. 

 Orthoptera, 10. 

 Ovary 

 of crayfish, 33. 

 of fish, 77. 

 of frog, 89. 



Ovary 



of pigeon, 113. 



of snake, 101. 



of turtle, 103. 

 Ovipositor 



of bee, 11. 



of cricket, 9. 



oi grasshopper, 6. 

 Pancreas 



of frog, 89. 



of pigeon, 111. 



of rabbit, 122. 

 Paramecium, 58. 

 Peristome 



of sea-urchin, 162. 



of starfish, 154. 



of vorticella, 61. 

 Peritoneum, 76, 121. 

 Pigeon, 105. 

 Porifera, 179. 

 Protoplasm, 63. 

 Protozoa, 63. 

 Pseudopodium, 62. 

 Rabbit, 119. 

 Reflex action, 03. 

 Reproductive organs 



of crayfish, 33. 



of earthworm, 42. 



of fish, 77. 



of frog, 89. 



of pigeon, 113. 



of sea-urchin, 164. 



of snake, 101. 



of starfish, 155. 



of turtle, 103. 

 Respiration, 66, 67. 

 Rotifer, 69. 

 Sea-anemone, 171. 

 Sea-fan, 174. 

 Sea-feather, 174. 

 Sea-urchin, 160. 

 Segmentation, 119, 166. 

 Skeleton 



of fish, 80, 81. 



of frog, 95. 



of pigeon, 115. 



of turtle, 104. 

 Snail, 56. 

 Snake, 98. 

 Sow-bug, 36. 

 Spermatozoa, 165. 

 Spider, 21. 

 Spinal cord 



of fish, 82. 



of frog, 93. 



of pigeon, 115. 



reflex action of, 93. 



of rabbit, 126. 

 Spiracle, 3. 

 Spleen 

 of fish, 77. 

 of frog, 89. 

 of pigeon, 112. 

 of rabbit, 122. 

 of snake, 101. 

 Sponges, 176. 

 Squasb-bug, 17. 

 Starfish, 150. 



Stomach 



of crayfish, 33. 



of fish, 76. 



of frog, 89. 



of pigeon, 111, 112. 



of rabbit, 122. 



of snake, 100. 



of starfish, 155. 



of turtle, 103. 

 Synovia, 135. 

 Tendon, 113, 135. 

 Testis 



of crayfish, 33. 



of .fish, 78. 



of frog, 90. 



of pigeon, 113. 



of snake, 101. 

 Teeth 



of clam-shell, 54. 



of fish, 73, 80. 



of rabbit, 120. 



of sea-urchin, 163. 



of snake, 99. 

 Thorax, 1, 15, 131. 

 Thousand legs, 22. 

 Tissue, 66. 

 Tongue 



of bee,- 10. 



of fish, 73. 



of grasshopper, 2. 



of pigeon, 106. 



of snake, 100. 

 Trachea. See Windpipe. 

 Tracheae, 5. 

 Tube feet, 154, 163. 

 Turtle, 102. 

 Tympanum, 5, 87. 

 Uterus, 118. 

 "Veins 



of fish, 76. 



of frog, 91. 



of grasshopper, 3. 



of pigeon, 110. 



of rabbit, 123, 133. 



of sheep, 138. 



valves m, 142. 

 Vermes, 45. 

 Vertebrae, 81. 

 Villi, 124. 

 Vocal cords, 149. 

 Vorticella, 60. 

 Water system 



of sea-urchin, 164. 



of starfish, 159. 

 Wheel animalcule, 69. 

 Windpipe 

 of pigeon, 106. 



of sheep, 136. 

 of snake, 100. 

 of turtle, 103. 

 Wings 

 of beetle, 18. 

 of butterfly, 12. 

 of cricket, 9. 

 of fly, 15, 16. 

 of grasshopper, S. 

 of pigeon, 106. 

 Worms, 45. 



