470 



INDEX. 



Biographical Notices: — 



Henri Victor Regnault, 455. 



Paul Frederick Sclopis De 

 Salerano, 459. 



John H. Temple, 449. 



Louis Adolphe Thiers, 458. 



John E. Tyler, 451. 

 Botany of North America, Con- 

 tributions to, 361. 

 Boykinia rotundifolia, 371. 

 Brain, Remarks on the, 210. 



c. 



Calculus of Extension, Note on 



Grassmann's, 115. 

 Carlowrightia, 3(j4. 

 Arizonica, 364. 

 linearifolia, 364. 

 Catania, Academy of, Communica- 

 tion from, 425. 

 Chemical Analysis, New Method 

 for the Separation and Treat- 

 ment of Precipitates, 342. 

 Coggia's Comet, Undulations in the 



Tail of, 18.5. 

 Color-Perception, 402. 

 Committees, 424, 426, 431, 4-32. 

 Communications from Messrs. 

 A. Agassiz, 117. 

 R. Amorv, 171, 216, 426, 430. 

 J. P. Cooke, Jr., 1, 72. 

 A. E. Dolbear, 431, 434. 

 T. Dwight, 210. 

 W. G. Farlow, 251, 431, 434. 

 A. W. Field. 429. 

 W. Gibbs, 434. 

 H. Goldmark, 414. 



F. A. Gooch, 342, 431. 

 A. Gray, 361. 



G. S. Hall, 402, 431. 

 W. Harkness, 194, 429. 

 C. L. Jackson, 202, 429. 

 E. P. Lefavour, 128, 429. 



A. L. Lowell, 222, 430. 

 C. F. Mabery, 202. 



C. E. Norton, 145,427, 428. 

 E. C. Pickering, 426, 429. 



B. Peirce, 141, 348, 428, 429, 

 430, 431, 433. 



B. O. Peirce, Jr., 128, 429. 



C. S. Peirce, 115, 396, 428, 

 433. 



R. Pumpelly, 253, 430. 



^y. A. Rogers, 426, 428 433. 



Communications from Messrs. 



C. A. Schott, 350. 



S. H. Scudder, 428, 433. 



G. M. Searle, 434. 



Prof. Semper, 428. 



W. I. Stringham, 310, 430. 



G. S. Sykes, 375, 430. 



J. Trowbridge, 433. 



L. Trouvelot, 183, 185, 187, 

 191, 428, 433. 



L. AValdo, 175, 352, 429. 



S. Watson, 425. 



B. G. Wilder, 431. 

 Conies, Spherical, 375. 

 Copper-bearing Rocks of Lake 

 Superior, Metasomatic De- 

 velopment of, 253. 

 Criterion, On Peirce's, 348. 



D. 



Dicliptera Halei, 365. 

 Donations from Messrs. 



E. C. Pickering, 429. 



J. B. Thayer, 430. 



W. Watson, 428. 



E. 



Elatines Americanse, 361. 

 Elatine Americana, 361, 363. 



brachysperma, 361, 363. 



Californica, 361, 364. 



Clintoniana, 363. 



inaperta, 362. 



minima, 363. 



triandra, 361, 362. 

 Erigeron miser, 372. 

 Eritrichiura holopterum, 374. 

 Extension, Note on Grassmann's 

 Calculus of, 115. 



Fellows, Associate, deceased: — 



Joseph Henry, 435. 



J. P. Kirtland, 429. 

 Fellows, Associate, elected: — 



Ezekiel B. Elliott, 430. 



Charles Sanders Peirce, 4.30. 



Raphael Pumpelly, 430. 



John Rodgers, 427. 

 Fellows, Associate, List of, 465. 



