40 DONS. — SÉANCE DU 17 MAI 1897 



Cl Schlûter : Ueber eiai'ïe von Goldfuss beschriebencn Spatangiden, pp. 963-976. 

 VV. Wolz : Neue Funde aus t'em Muschelkalk Oberschlesiens, pp. 976-983. 

 A. -G. Nathoi'st : Marine Conchylien in Tertiâr Spilzbergens und Ostgrônlands, 

 pp. 983-9S7. 



Francfort-sur-le-Mein. — Senckenbergische Naturforschende 

 Gesellschaft (Abh.). Vol. 22, fasc. 1 et 2. 



Canada. — Halifax. — Proceedings of the Nova Scotian Insti- 

 tute of Science. Session 1895-96, Vol. IX, 2. 



E, Giipin : The Undeveloped Coal Fields of Nova Scotia, pp. T. 4-1.^0. 

 T. -G. Weston : Notes on the Geology of Newfoundland, 150-158. 

 VV.-H. Prest : Glacial succession in Central Lunenburg, pp. l.o8-171. 

 L.-W. Bailey : Some Nova Scotian Illustrations of Dynamical Geology, pp. 180- 

 195, 3 pi. 



Espagne. — Madrid. — Actas de la Sociedad espaiîola de 

 Historia Natural. Avril 1897. 



H. Pacheco : Erosion de las rocas graniticas de la Extremadura central. 



États-Unis d'Amérique. — Boston. — Proceedings of the 

 Boston Society of Natural History. Vol. 27, déc. 1896, pp. 201-241. 



Cambridge. — Bulletin of the Muséum of Comparative Zoology 

 at Harvard Collège. Vol. XXX, N^^ 5-6. 



— Memoirs of the American Academy of Arts and Sciences 

 Vol. Xn, Nos 2 et 3. 



Denver. — Colorado Scientific Society. Janvier-avril 1897. 



New-Haven. — The American Journal of Science. Vol. III, 

 may 1897. 



H. -S. Williams : Southern Devonian formations, pp. 393-404. 



C.-D. Walcott : Genus Linguiepis, pp. 404 406. 



S.-L. Penfield and W. Koote : Roeblingite, a new Silicate, p. 413. 



Chicago. — The Journal of Geology. 



T.-C. Chamberlin : Glacial Studies in Greenland, pp. 229-241. 

 H. -S. Washington : Italian petrological Sketchcs. IV, The rocca Monlîïia région, 

 G. -M. Dawson : Are the Bovvlder clays of the greats plains marine ?, pp. 257-263 . 

 G.-C. Bronner : The Bauxite Deposils of Arkansas, pp. 263-290. 



Washington. — Annual Beport of the Smithsonian Institution, 



1894. 



Grande-Bretagne. — Edimbourg. — The Scottish Geogra- 

 phical Magazine. New séries. Vol. XIII, may 1897, N° 5. 



Londres. — Proceedings of the Royal Society. Vol. LXI, N» 371. 



