368 



INDEX. 



Sarcode, 183. 

 Sardines, 318. 

 Seals, 219. 

 Selachoids, 321. 

 Serpents, 304. 

 Shad, 319. 

 Sharks, 321. 

 Sheep, 242. 

 Shrew, 203. 

 Sight, 63. 

 Silkworm, 345. 

 Sirenia, 263. 

 Skeleton, 7, 68, 72, 

 Skunk, 208. 

 Sloth, 231. 

 Smell, 58. 

 Snipes, 280. 

 Sparrows, 294. 

 Spider, 146. 

 Spinal cord, 48. 

 Spleen, 37. 

 Squirrels. 223. 

 Stomach, 34. 

 Storks, 279. 

 Sucker, 317. 

 Suina, 249. 



Tapir, 259. 

 Taste, 58. 

 Teeth, 81. 

 Terns, 273. 

 Terrapin, 300. 

 Thrush, 292. 

 Tiger, 215. 

 Tissue, 10. 



Tortoises, 299. 

 Trachea, 14. 

 Trematoidea, 161. 

 Trichinosis, 161. 

 Tritons, 309. 

 Trout, 317. 

 Tubinares, 273. 

 Turkey, 281. 

 Turtles, 300. 



Ungulata, 233. 



Venous system, 21. 

 Ventricles, 24. 

 Vertebrae, 73. 

 Vertebrates, 123. 

 Vocal apparatus, 84. 

 Voice, 84. 

 Vultures, 285. 



Walrus, 220. 

 Wasps, 333. 

 Weasels, 207. 

 Whales, 261. 

 Whippoorwills, 291. 

 Wild-cat, 218. 

 Wolf, 212. 

 Wolverene, 207. 

 Woodcocks, 280. 

 Woodpeckers, 289 

 Worms, 154. 

 Wrens, 294. 



Zebra, 258. 



