18 
DONS. — 21 jüin-8 novembre 1886. 
Survey, Division of the Rocky-Mountains. On Ptilolite a new Minerai, in. 
Diller. — Notes on lhe Peridotile of Elliot County, Kentucky, 121. 
Wheeler. — Température Observations at the lake Superior Copper Miner, 125 , 
Dana. — On the Crystallization of Gold, 132. 
Walcott. — Classilication oftho cambrian System of North America, 138. 
N“ 189. — Le Conte. — Posttertiary Elévation of the Sierra Nevada shown by 
the River Beds, 167. 
Williams. — Devonian Lamellibranchiata and Species-Making, 192. 
Merill. — Composition of certain a Pliocène Sandstones » from Montana and 
Idaho, 199. 
Dana and Penfleld. — Two hitherto undescribed meteoric Stones, 226 . 
N" 190. — Dana. — A dissected volcanic Mountain ; some of its révélations, 247. 
Irving. — Origin of the ferruginous Schists and Iron Ores of the lake Supe- 
rior région, 255. 
Huntington. — Crystalline structure of Iron Meteorites, 284. 
Hidden. — New meteoric Iron from Texas, 304. 
Kuntz. — Fnrther notes on the meteoric Iron from Glorieta Mt., New 
Mexico, 311. 
Dana. — Brookite from Magnet Cove, Arkansas, 2 pL, 314. 
New York. — New York Academy of Sciences. Annals of the — 
late Lyceum of naturel History. 
Transactions of the — . 
Novembre, décembre 1885; janvier-mars 1886. 
Novembre 1885. — Newberry. — Geological Congress at Berlin, 23. 
Newberry. — Placoderm Fishes from Devonian of Ohio, 25. 
Cretaceous Plants from Staten Island, 28 . 
Schistose Rocks in Adirondacks, 72. 
Décembre 1885. Kunz. — On Meteoric Irons, 74. 
Cope. — The Qenealogy of lhe Maramalia, 89. 
January 1886. — Stewens. — On the San Juan Mountains of Colorado, 121. 
February. — Newberry. — Cretaceous Flora of North America, 133. 
— American Muséum of Naturel History. Bulletin of the — , t. 1, 
no 7. (July 1886). 
Philadelphia. — Academy of naturel Sciences of — Proceedings 
of the — , I January to Marsh 1886. 
— Leidy. Maslodon and Llama from Florida, il. 
Mc Cormick Calvin. — The Inclusions in the Granité of Craftsbury, 19. 
Leidy. — An extinct Boarfrora Florida, 37. 
— Caries in the Mastodon, 38. 
Rominger. — On the Minute structure of Stromatopora and its Allies, 39. 
Heilprin. — Notes on the Tertiary Geology and Paleontology of the Southern 
United States, 57. 
Ch. Wachsmuth and P. Springer. — Révision of the Palaeo-crinoidea, part. IH> 
section II, 64 . 
— American pbilosophical Society at — Proceedings of the • 
T. XXIII, n” 123. (July 1886). 
