208 



INDEX. 



Tachina flies, 35. 



Tadpole, 97, 173. 



Tapeworm, 131. 



Taxonomic series, 102-103. 



Teleostei, 85. 



Temperature of birds, 115. 



Tent caterpillar, 37. 



Tetradecapoda, 75. 



Thousand legs, 64. 



Toad, 96, 173. 



Tobacco moth, 37. 



Tomato moth, 37. 



Tongue of bee, 48 ; of wasp, 49. 



Tracheae, 30. 



Tree hoppers, 41. 



Trichina, 149. 



Turtle, 117. 



Univalves, 144. 



Useful products of insects, 59. 



Vermes, 148, 164 



Vermiform appendix, 134. 

 Vertebrates, 129, 164. 

 Vestigial organs, 36, 134. 

 Vinegar worm, 149. 

 Von Baer's principle, 99. 

 Vorticella, 161, 175. 



Walking stick, 30, 171. 

 Warning colors, 51. 

 Wasp, 48, 53. 

 Wasp nests, 53. 

 Wax, 50. 

 Webs, 68. 

 Wheel bug, 41. 

 Wiggler, 45. 

 Wire worms, 38. 

 Wood borers, 38. 

 Woodpeckers, 117. 

 Wolf-berry, 62. 



Zaitha fluminea, 39, 171. 

 Zoologic series, 102-103. 



