INDEX TO VOL. XXII. 



The names of genera and species described as new are italicised. 



Abbott, C. C. A recent find in the Tren- 

 ton gravels, 96. 



Acacia constricta, 360. 

 flexieaulis, 360. 



Acleistoceras, 277. 



Aetinoceras, 272. 



Adelphoceras, 285. 



Aegialites semipalmatus, 384. 



Aesculus parviflora, 359. 



Agave rigida, 363. 



sissalina, 363. 



Agoniatites, 310. 



Aipoceras, 296. 



Amendment of By-laws, 18. 



Anarcestes, 309. 



Anas obscura, 388. 



Annual Meeting, May 3, 1882, It May 

 2, 1883. 339. 



Annual Reports, of Curator, 1, 339. 

 " " of Secretary, 14, 354. 



" " of Treasurer, 17, 356. 



Anomnloceras, 283. 



Apktlatceras, 293. 



Aphragmitcs, 279. 



Aploceras, 2i5. 



Apsiduceras, 28y. 



Archipolypcda, 63. 



Argilhte of Boston basin, 130. 



Ascoceras, 279. 



Asio accipitrinus. 382. 



Asymptoceras, 296. 



Atmospheric i.ction on sandstone, 201. 



Aturia, 271. 



Ayeks, Howakd, award to, of Walker 

 Prize for 1883, 358. 



Baccharis halimifolia, 361. 



Bactrites, 303. 



Bahamas, 242. 



Barton, G. H. Lava fields and streams 



of Sandwich Islands, 490. 

 Barrandooceras, 299. 

 Bathinoceras, 266. 

 Btloceras, 333. 

 BeruicJa brenta, 388. 



canadensis, 388. 



Biilingsites, 278. 



Bird.-, epidermal system of, 203. 



" of the Gii.f ot St. Lawrence, 364. 

 " sense of taste in, 433. 

 Blastoderm, rare form of, in the chick, 



178. 

 Bonasa umbella, 382. 

 Boston basin, geology of, 130. 

 BouviS, T. T., Remarks on garnets, etc., 



from Marblehead, 60. 

 Brancoceras, 325. 

 Brewster, Wm., Birds of the Gulf of St. 



Lawrence, 364. 

 By-laws amended, 18. 



Caddis-fly, larval houses of, 67. 

 Caicos Islands, guano caves of, 242. 

 Canace canadensis, 382. 

 Cannibalism among New England In- 

 dians, 60. 

 Carolina, North, dunyte-beds of, 141. 

 Carj.odacus purpureus, 372. 

 Casuarina equisetifola, 362. 

 Ceiaeceras, 312. 

 Ctnoceras, 300. 

 Ce?itroce7'as, 283. 



Cephalopods, genera of fossil, 253. 

 Cephalanthus occidentalis, 361. 

 Ceryle alcyon, 380. 

 Chordnles popetue, 380. 

 Chrysomitria pinus, 373. 

 tristis, 374. 

 Clangula glaucium americaca, 389. 

 Clarke, Coua H., Houses of caddis-fly 



larvae, 67. 

 Clinoceras, 282. 

 Clydonautilus, 269. 

 Cocos nucifera, 363. 

 Colaptes a u rat us, 382. 

 Colias, the genus, 150. 

 Colias Alexandra, 156. 



Astraea, 158. 



Behrii, 176. 



Boothii, 176. 



Chippewa, 173. 



Christina, 163. 



