348 INDEX. 



L. 



Languages, Aboriginal, of North America, 165. 



Law of continuity, 120. 



Lead Pipes, action of water upon, 62. 



Lepeophtheirus, gen., 57. 



Lepidopus, gen., Dana, 60. 



armatus, D., 60. 

 Lernaeacea, 53. 

 Library, donations to, by 



Academia Naturae Curiosorum, 157. 



Academy of Berlin, 155, 280. 



Academy, Danish Royal, 282. 



Academy, Imperial, of St. Petersburg, 228. 



Academy, Royal Irish, 152,228, 277. 



Academy of Natural Sciences, Philadelphia, 155, 230, 274. 



Academy of Sciences, French, 230, 279. 



Academy, Royal, of Sciences, of Stockholm, 226. 



Academy of Vienna, 281. 



Adams, C. B., 227, 229, 230, 276. 



Airy, G. B., 278. 



Association, American Medical, 275. 



Association, American, of Geologists and Naturalists, 275. 



Association, British, 227, 279. 



Association, Mercantile Library, New York, 275. 



Babbage, Charles, 288. 



Bache, A. D., 123, 273. 



Binney, Mrs., 276. 



Blanchard, Emile, 279. 



Bowditch, H. I., 229. 



Bowditch, N. I., 276. 



Brooke, Charles, 278. 



Bureau, Topographical, 155. 



Channing, W., 154. 



Comptroller's Office, 157. 



Cramer, Charles, 153. 



Dana, J. D., 181, 227, 229. 



Desor, Edward, 155, 231. 



Emerson, Frederick, 153. 



