INDEX. 
Additions to the minerals of Minn.,H. V. 
Winchell, 132. 
Agassiz, lake, Beaches of, Warren Upham, 
64. 
A great primordial quartzyte,N.H. Win- 
chell, 173. 
Akron, Ohio, Subterranean commotion 
at. 190. 
American Anthropologist, 133. 
American committee of International 
Congress of Geologists, Dr. Persifor 
Frazer, 3, 86 ; Origin of, 3; First mem- 
bers, 4; Members added at Nashville 
meeting A. A. A. S., 4; Subsequent 
changes in membership, 5; Reporters 
on the several formations, 97; First 
meeting, 95; Second meeting, 96; Third 
meeting, 97; Fourth meeting, 97; Fifth 
meeting, 98; Sixth meeting, 99. 
American Geologist, Introductory, 1. 
American geological society, proposed, 
394. 
American Society of Naturalists, 133. 
American Naturalist, 134. 
Animike black slates and quartzytes and 
Ogishke conglomerate, equivalent to 
the Huronian, N. H. Winchell, 11; Un- 
conformities of in Minnesota, A. Win- 
chell, 14. 
Annelid, new genus and species.Calvin, 24; 
Teeth from the Hamilton, Clarke, 127. 
Annual report department of mines New 
South Wales, T. W. Edgworth David, 
122; Of the state geologist of New 
York, James Hall, 127; Of the geologi- 
cal survey of Arkansas, John C. Bran- 
ner, 6.5. 
Anthracite coal. Bow river, Canadian N. 
W., J. A. Dodge. 172; Further notes on 
by Geo. M. Dawson, 332. 
Aragonite, shells of, more soluble than 
those of calcite, 261. 
Archa;an geology of Missouri, Erasmus 
Haworth, 280, 363. 
Aughey, Samuel, on Geyseritc in Neb., 
277. 
B 
Beaches of lake Agassiz, Warren Upham, 
64. 
Beecher, C. E., 60. 
Berlin meeting Int. Cong, of Geol., 93. 
Bologna meeting Int. Cong, of Geol., 87. 
Branner, John C, 65, 
Brown hematite in Allamakee county, 
la., Ellison Orr, 129. 
Buchtel college laboratory, 394. 
Bulletin of Denison University, 117. 
Call, R. Ellsworth, a new post pliocene 
limnaid, 146. 
Calvin, S., new genus and new species of 
tubicolar annelida, 24; Formations 
passed through in deep well at Wash- 
ington, la., 28; Vertical range of Ham- 
ilton fossils in western Ontario, 81. 
Capellini, president of the second inter- 
national geological congress, 89. 
Cascade anthracite basin, Rocky Mts., 
George M. Dawson, 332. 
Chamberlin and Salisbury, on the drift- 
less area of the upper Mississippi, 122. 
Chamberlin and Irving on lake Superior 
sandstones, 44. 
Chert of the upper Coal Measures, Mont- 
gomery county, la., 119; Of the Car- 
boniferous limestone's of Ireland, George 
J. Hinde, 121. 
Clarke, E. S., 339. 
Clarke, J. M., 127. 
Claypole, E.W., Darwin and geology, 152, 
211; Subterranean commotion near 
Akron, O., 190; Future of natural gas, 
31; Lake age in Ohio, 63; Interior of 
the earth, 382,396. 
Coal Measures, chert in Iowa, 116. 
Color-scheme, Int. Cong, of Geologists, 95. 
Continental glacier, effect of pressure, A. 
Winchell, 139. 
Cope, E. D., Obituary notice of Dr- F. V. 
Hayden, 110; Vertebrate remains from 
Brazil, 257. 
Congress, Int. of Geologists, 3, 86; Pro- 
ceedings of, Paris Meeting, 6; Proceed- 
ings of, Bologna Meeting, 87; Proceed- 
ings of, Berlin Meeting, 93. 
Congress, Int. of Geologists (continued); 
Nomenclature adopted by, for rock- 
masses, &c., 90; For species, 91; Color- 
scheme, 97. 
Coral formations, Darwin's theory of, 
212, Murray's theory of, 113, 213; 
Some new contributions to the discus- 
sion of, 321; Wharton, W. J. L., on, 
321; Hicks, L. E.,thereef-builders,297. 
Correspondence, 129, 332, 394. 
Crandall and Hodge, Coal fields of south- 
eastern Kentucky, 65. 
Crinoids, work of Wachsmuth and 
Springeron,132; Summit plates of blas- 
toids, crinoids and cystids, 61; New 
genus of, S. A. Miller, 263. 
Crystalline rock near the surface in Paw- 
nee county, Neb., F. W. Russell, 130. 
Dana, J. D., on Darwin's theory of coral 
reefs, 300; Views on the Taconic, 165. 
Darwin and Geology, E. W. Claypole, 152, 
211. 
David, T. W. Edgeworth, 122. 
Dawson, William, note on plants of Cre- 
taceous and Laramie, 195; New notes 
on Eozoon, 260. 
Dawi^on, Geo. M., On the Cascade anthra- 
cite basin, 332. 
Day, Robt. T., mining statistics, 336. 
Deep well at Washington, la., S. Calvin, 
28. 
Deming, J. L., 339. 
