414 
D 
Darton, N. H., Fossils in the Lafayette 
formation in Virginia, 181; Guide to 
Baltimore, 210; Relations of the traps of 
the Newark System in New Jersey, 266; 
Record of North American geology for 
1887 to 1889, 342. 
Dana, J. D.5 409. 
Deep Creek, Utah, Age of the limestone 
strata, Blake, 47. 
Deltas of the Mohawk, B. F. Taylor, 344; 
Warren Upham, 410. 
Devonian fish-fauna of Campbellton, N. 
B. Woodward, 263. 
Devonian rocks of Buchanan county, Iowa, 
S. Calvin, 345. 
Dictionary of altitudes in the United States, 
Gannett, 342. 
D'Invilliers, E. V., Geology of certain 
counties in Penn., 57. 
Diller, J. S., 215; Late volcanic eruption in 
northern California, 255. 
Dismal Swamp district of Virginia, Shaler, 
206. 
Double Mountain section, Dumble and 
Cummins, 347. 
Dumble, E. T., (and W. F. Cummins), 
Double Mountain section, 347. 
Drift of the North German lowland, R. D. 
Salisbury, 294. 
E 
Earliest man in America, 52. 
Earthquakes in California in 1889, Keeler, 
266. 
EDITORIAL COMMENT. 
Archean eruptive rocks of Finnland, 49. 
Earliest man in. America, 42. 
Companions of Eozoon, 53. 
The So-called Laurentian limestones at 
St. John, New Brunswick, 198. 
In need of an editor, 200. 
Progress of American glacial geology, 
260. 
Sir Andrew C. Ramsay, Bart, 336. 
Elements of crystallography, ,G. H. Wil- 
liams, 208. 
Englacial drift of Long Island, John Bry- 
son, 278. 
Eozoonal limestones at St. John, N. B., 
G. F. Matthew, 212. 
Eozoon, companions of, 53. 
Erratic Cambrian fossils in the Neocene 
of tharibw's Vineyard, J. B. Woodworth, 
243. ‘ 
Etheridge, Robert, 346. 
Evolution in the Mammalia, W. B. Scott, 
402. 
Experiment designed to show the upward 
movement of subglacial debris, O. 
Guthrie, 283. 
Exploration on Grand 
Cary, 402. 
Eyerman, John, 218, Bibliography of N. 
American vertebrate paleontology for 
1891, 249, 
river, Labrador, 
Fairbanks, H. W., Metamorphic rocks of 
California, 153. 
Fossins. 
New, from Saskatchewan, Whiteaves, 56; 
from the Silurian and Devonian, Jones, 
56; fishes from S$. Dak., Cope, 57; In 
the Lafayette formation in Virginia, 
Darton, 181; On certain trilobites, J. 
In dex. 
M. Clarke, 202-203; Panenka grandis, 
Whiteaves 211; Gorgonichthys, Clay- 
pole, 217; Paleopaleomon newberryi, 
237; Cambrian in Neocene grave 8, 
243; Llama remains, Cragin, 257; Paleo- 
zoic fishes, Cope, 263; Brachiopoda 
from the Trenton and Hudson River 
formations, 284; Parka decipiens, 341; 
The genus Lituites, 343. 
er Persifor, Sketch of Joseph Leidy, 
; 218. 
Fresh-water morasses of the United States, 
N.S. Shaler, 206. 
G 
Gannett, Henry, Dictionary of altitudes in 
the United States, 342. 
Gas Wells near Letts, Iowa, F. M. Witter, 
319. 
Geologic correlation by means of fossil 
plants, Ward, 34. 
Geological frauds, 69. 
Geological society of America, 
Meeting, 214; Bulletin of, 409, 
Geological survey of Iowa, 346. 
Geological survey of Kentucky; petroleum, 
natural gas and asphalt, E. Orton, 263. 
Geological survey of Missouri; Age and 
origin of the crystalline rocks, Haworth, 
oo. 
Geological survey of New York, 412. 
Gerard de Geer, Baron, Isobases of Post- 
Glacial elevation, 247. 
Gilbert, G. K., 64. 
Gold in crystalline limestone, Blake, 47; 
In placers, Wood, 371, 
Gordon, C. H., Quaternary geology of 
Keokuk, 183. 
Gresley, W. 8. Phenomenon in hematite, 
219. 
Guide to Baltimore, with geology of its 
environs, Williams & Darton, 211. 
Guthrie, O,, Experiment showing upward 
movement of subglacial debris, 233. 
H 
Winter 
Hall, C, W., 216. 
Haworth, E. Age and origin of the 
crystalline rocks of Missouri, 55. 
Hayes, C. W., 216. 
Hunt, T. Sterry, Notice of death, 218. 
Hutchinson, H. N., Story of the Hills, 58. 
Hyatt, A., 215. 
Iddings, Jos. P., Volcanic rocks in Tewan 
mountains, and primary quartz in cer- 
tain basalts, 204. 
International Congress of Geologists, 64, 
281. 
Irving, R. D. (and C. R. Van Hise), Penokee 
Iron-bearing series of Michigan and 
Wisconsin, 207. 
Isobases of post-glacial elevation, Gerard 
de Geer, 247. 
J 
Jones, T. Rupert, micro-paleontology, 56. 
‘K 
Kemp, J. F., Sketch of J.]jFrancis Wil- 
liams, 150, 215. 
Keokuk, Iowa, Quaternary 
Gordon, 183. Dain : ; 
Keeler, J. E., Earthquakes fin California 
in 1889, 266. 
geology of, 
