DONS. — SÉANCES DES 6 ET 20 MARS 1899 25 



Nùw-Haven. The Amer. Journ. of Se. VII, 1899, N 1 ^ 38-39. 



.1. Morgan Cléments : Contribution to the study oi' Contact Metamorphisin, p. 81- 

 91. — H. -F. Osborn : The origin of Mammals, p. 02-90. - S.-L. Penficld and ll.-W . 

 Foote : On the chemical Composition of Tourmaline, p. 97-125. — H. -A. Pilsbry : 

 Littoral Molluscs from Cape Fairweather Patagonia, p. 126-128, pi. 1. — G. -11. 

 Stone : The granitic Breecias of Grizzly Peak, Colorado, p. 184-186. — G.-R. Wie- 

 land : A study of some American Fossil Cycads I : The maie flower of Cycadeoï- 

 dea, p. 219-226, pi. 2-4. — O.-C. Marsh : Footprints of Jurassic Dinosaurs, p. 227- 

 232, pi. 5. — Henry L. Ward : A new Kansas Météorite, p. 233. 



New-York Ac. of Nat. Se. Ann. I, 1895; I, 1896. 



— Science. (2), IX, N°* 216 219. 



Salem. Proc. of the Am. Ass. for Advanc. of Se. Boston. Août 1898. 



Herman L. Fairchild : Glacial Geology in America, p. 257-290. — II. -L. Fairchild : 

 Basins in Glacial lake Deltas, p. 291. — C.-H. Hitchcock : The Hudson Biverlobe 

 of the Laurentide Ice-sheet, p. 292. — Arthur Hollick : The Age of the Amboy 

 Clay séries as Indicated by its Flora, p. 292-293. — Hopkins : Some Feldspars in 

 Serpentine, S. E. Pennsylvania, p. 293-294. — Horace C. Hovey : The Région of the 

 Causses in France, p. 294-295. - Richardson : The Washington Limestone in Ver- 

 mont, p. 295-296. — Warren Upham : Fluctuations of N. American glaciation 

 shown by interglacial soils and Fossiliferous Deposits,p. 297. — Warren Upham : 

 Time of Erosion of the Upper Mississipi, Minnesota and S'-Croix Valleys, p. 

 297-298. — Frederick Wright : Supposée! « Corduroy Road » of late glacial Age, 

 at Amboy, Ohio, p. 298. — A. Weeder : Changes in the Drainage System in the 

 vicinity of lake Ontario during the Glacial Period, p. 29S. — Spencer : Another 

 Episode in the History of Niagara River, p. 299. — Fr. Wright : The Age of Niagara 

 Falls as indicated by the Erosion at the Mouth of the Gorge, p. 299-300. - Fr. 

 Wright : A Recently discovered Cave of Celestite Crystals at Putin-Bay, p. 300. — 

 Spencer : Evidence of Récent Great Elévation of New England, p. 301. — Matthew : 

 The oldest Paleozoic Fauna, p. 301-302. — H. Winchell : The Oldest Known Rock, 

 p. 302-303. — H. Winchell : The origin of the Archean Igneous Rock, p. 303-304. — 

 Crosby : History of the Blue Hills complex, p. 304-305. — Amadeus W. Graban : 

 Paleontology of the Cambrian Terrasses of the Boston Basin, p. 305-306. — Orcutt : 

 Note on the Occurence of 'Tourmalines in California, p. 306-307. — T. Hill : The 

 Agassiz geological explorations in the West Indies, p. 307. 



Grande-Bretagne.— Londres. R. Soc. Proc. LXIV, 408-409,1899. 



— The Geol. Magazine. (2), VI, 3, 1899. 



W.-H. Hudleston : On the Eastern margin of the North Atlantic Basin, p. 97-105, 

 pi. III. — T. Bupert Jones : Notes on the Geology of West Swaziland, South Africa, 

 p. 105-111. — A. Strahan : The Age of the Vale of Clwyd, p. 111. 



— Proc, Geol. Association. XVI, 1, 1899. 



A. Smith Woodward : Notes on the Teeth of sharles and slates from English 

 Eocene Formations, p. 1-14, pi. I. — A -M. Davies : Contributions to the Geology 

 of the Thame Valley, p. 15-58, pi. II. 



— Geol. Surv. England and Wales. Mera. 1899. 



W. Whitaker et .1. Jukes-Browne : Geology of the Borders of the Wash., p. 1-146. 



