DONS. 
DU 17 JUIN AU 3 NOVEMBRE 1890 
19 
and inflammable Cas in Ohio and Indiana. p. 483-662, pl. LIV-LX. — [.ester 
F. Ward : The Geograpliical Distribution of fossil Plants, p. 668-933, pl. LXI. — 
George F. Becker : Summary of the Geology of the Quicksilver Deposits of the 
Pacific Slope, p. 966-985, pl. LXII-LXIU. — Nallianiel Soutligate Shaler : The 
Geology of the Island of Mount Desert, Maine, p. 993-1060, pl. LXIV-LXXVJ. 
— Report ot the United States National Muséum under the direc- 
tion of the Smithsonian Institution, 1886, 2 e partie et 1887. 
1886, 2 e partie. 
William H. Dali : Mollusks including Cenozoic Invertebrate Fossils, p. 173-181. — 
C. D. Walcott : Invertebrate Fossils (Paleozoicj, p. 215-229. — C. A. White : Inver- 
tebrate Fossils (Mesozoic), p. 229-231. — Lester F. Ward : Fossil Plants, p. 231-233. 
— F. W. Clarke : Minerais, p. 237-239. - George P. Merrill : Lilhology and Pby- 
sical Geology, p. 239-245. — Fred. P. Dewey: Metallurgy and Economie Geology, 
p. 245-255. — F. W. Clarke : The Meteorite Collection, p. 255-267. — George F. Kunz : 
The Gem Collection, p. 267-277. 
1887, l re partie. 
Nelson H. Darton : North American Geology for 1886, p. 189-231. — John Belknap 
Marcou : Bibliography of North-American Paleontology for 1886, p. 231-286. — 
Edward S. Dana : Mineralogy of 1886. p. 449-477. 
— 1887, 2 e partie. 
Review of the year’s work in the scientific deparlments : Division of Geology, 
p. 23-24. — W. H. Dali : Report on the Department of Mollusks (including cenozoic 
invertebrate fossils), p. 111-117.— Charles D. Walcott : Report on the Department of 
Invertebrate Fossils (Paleozoic), p. 139-143. — C. A. White: Report on the Départ- 
aient of Invertebrate Fossils (Mesozoic), p. 143. — Lester Ward : Report on the 
Department of Fossil Plants, p. 145-146 — George P. Merrill : Report on the Depart- 
ment of Lilhology and Physical Geology, p. 151-155. — F. P. Dewey : Report on the 
Department of Metallurgy and Economie Geology, p. 155-161. — Robert Stearns: 
Ethno-Conchology, p. 297-335, pl. I-IX. 
— Bulletin of the United States Geological Survey. 
N° 56. Frank Ilall Knowlton : Fossil Wood and Lignite of the Potomac Formation, 
52 p., 7 pl., 1889. 
N° 57. Robert Hay : A. Geological Reconnaissance in Soulhwestern Kansas, p 1-48, 
1 carte, 1890. 
Boston. — Proceedings of the American Academy of Arts and 
Sciences, new' sériés, vol. NYI. May 1888 --- May 1889. 
Oliver. W. Huntington : The Crystalline Structure of the Coahuila Irons, p. 30-36. 
— ld. : Features of Crystalline Growtb,p. 313-320. 
Cambridge. — Bulletin of the Muséum of Comparative Zoology. 
