DONS. — DU 4 AVRIL AU 27 JUIN 1892 485 



N° 3. 



Fairbanks : The Pre-Cretaceous Age of the Metamorphic Rocks of the California 

 Coast Ranges. — P. Rlake : Relative Abundance of Gold in différent geological 

 Formations. — Ralph S. Tarr : The Cretaceous Cover'ing of the Texas Palaezoic. — 

 Darton : On Fossils in the Lafayette Formation in Virginia. — H. Gordon : Quater- 

 nary Geology of Keokuk, Iowa, with Notes on the Underlying Rock Structure. — 

 Russel : Original the Gravel Deposits beneath muir glacier, Alaska. 



New-Haven. — The American Journal of Science, 3 e série, 1892, 

 vol. XLIII, nos 254-258. 



A. White : Rear-River Formation, a Série of strata hitherto known as the Rear 

 River Laramie. — Stanton : Stratigraphie Position of the Rear River Formation. — 

 Van Hise. Iron Ores of the Marquette District of Michigan — A. Winslovv : Illustra- 

 tion of the Flexibility of Limestone. — Tarr : Central Massachusetts Moraine. — 

 Emerson : Proofs that the Holyoke and Deerfield Trap Sheets are contemporaneous 

 Flows and nat later intrusions. — Russel : M l -S l -Elias and its Glaciers, 1 pi. — 

 Edwards : Contributions to mineralogy. — Penfleld : Crystallographic Notes. — 

 Clarke : Tschermak's Théorie of the Chlorite Group and its alternative. — Upham : 

 Récent Fossils near Roston. — Taylor : The Highest Old shore Line on Mackinac 

 lsland — Van Hise : Observations upon the structural Relations of the Upper 

 Huronian and Basement complex on the North shore of Lake Huron. — Marsh : 

 Discovery of Cretaceous mammalia, part, 3, 7 pi. — Adams : Melilite-bearing Rock 

 from Sainte-Anne de Bellevue near Montréal, Canada. — Merrill and Packard : 

 Azure-blue Pyroxenic Rock from the Middle Gila, New-Mexico. — Severett : Corré- 

 lation of Moraines with Raised Beaches of Lake Erie. — Dale : Plicate Cleavage- 

 Foliation. — Selvvyn : Geological âge of the Saganaga Syenite. — Smyth : Third 

 Occurence of Peridotite in Central New- York. — Bayley : Fulgurite from Watter- 

 ville. — Kunz : Mineralogical Notes on Rrookite, Octahedrite, Quartz and Ruby. — 

 Marsh : Récent Polydactyle Horses. — Clarke and Schneider : Experiments upon 

 the Constitution of certain Micas and Chlorites. — Hilgard : The Age and Origin 

 of the Lafayette Formation. — Reese : Influence of Swamp Waters in the 

 Formation of the Phosphate Nodules of South Carolina. — Yeates : Platte- 

 nerite, and its Occurence near Mullan. Idaho. — Ayores : Crystallographic 

 Notes. — Dodge and Beecher : Upper Silurian strata near Penobscot Bay, Maine. 

 — Hillebrand, Zinc-bearing Spring Waters from Missouri. — Owens : A météorite 

 from Pensylvania, 1 pi. — Kunz and Weinschenk : Two meteoric Irons. — Marsh : 

 A New order of Extinct Eocene Mammals. — Marsh : Notice of new Reptiles from 

 the Laramie Formation. — Dana : Subdivisions in Archaean History. — Smyth : 

 Clinton Iron Ore. — Melville : Josephinite, a new Nickel-Iron. — Rayley : Fibrous 

 Intergrowth of Augite and Plagioclase, resembling a reaction rim, in a Minnesota 

 Gabbro. — Marsh : Notes on Triasic Dinosauria. 



New-York. — Bulletin of the American Muséum of Natural His- 

 tory, vol. III, n° 2, 1891. 



Whitfleld : Observations on some Cretaceous Fossils from the Beyrut District of 

 Syria, in the Collection of the American Muséum of Natural History, with Descrip- 

 tions of some New species, 8 pi. 



Philadelphia. — Proceedings of the Academy of Natural Sciences 

 1891, part. III, septembre-décembre. 



