400 
Index. 
Shore-lino of Tertiary lakes on the slopes 
of the Black hills, N. H. Carton, »4. 
Side-light upon coal formation, W. S. 
Gresley, 69. 
Some new fossils from eastern Massa- 
chusetts, W. E. Hobbs, 109. 
South Dakota geological survey, J. E. 
Todd, 192. 
Springer, Frank, 273. 
Stevenson, J. J., Our Society, (presiden- 
tial address, (J. S. A.), 88. 
Structure of tlie lola gas fiold. Allen Co., 
Kansas, E. Orton, 101. 
Studies on Cambrian faunas, ti. F. 
Matthew, 262. 
Supplement till om Acerocarezonon ; Ein 
trilobitfran Skanes Diptyograotuskif- 
fer, J. C. MOberg, 125. 
Swallow, G. C, 3:i«. 
Tail", J. A., The Richmond folio, 195. 
Thalite and bowlingite, from the north 
shore of lake Superior, N. H. Winchell, 
41. 
Thames river in Connecticut, E. P. Gul- 
liver. 104. 
Todd, J. E., South Dakota geological 
survey, 192. 
Topaz crystals in the U. S. Nat. Mus., 
A. S. Eakle, 125. 
Tornquist, S. L., Researches into the 
Monograptidee of Scanian Rastrites 
beds, 383. 
Turner, H. W., The geology of the Y<>- 
semite National Park, 100; Diamonds 
in California, 182. 
Tyrrell, J. B., Gold mining in tlie Klon- 
dike district, 101. 
U 
Udden, J. A., 380. 
Ueber die Fauna der Bande f . 1. im mittel 
BOmischen Silur, J. V. Zelizko, 61. 
Unrecognized process in glacial erosion, 
W. D. Johnson, 99. 
Upham, Warren, Modified drift and the 
Champlain epoch. 319; Euglacial drift 
of the Mississippi basin. 369. 
Volcanoes of southeastern Russia, H. 
F. Reid, 103. 
W 
Walcott, C. D., Fossil Medusee, 57 ; 99. 
Walker, J. L., Causes of variation in ig- 
neous rocks, 327. 
Wells of Northern Indiana, Frank Leve- 
rett,3S5. 
West Virginia geological survey, 2(16 ;387. 
White, 1. (j., iho origin of the graham- 
ite in Ritchii^ county, W. Va., lol ; :^.06. 
West Virginia Geological Survey, 387. 
White. T.(j., Faunas of tlie Upper Or- 
doviciau, in the Lake Champlain val- 
ley. 96. 
Williston, S. W., Professor Benjamin F. 
Mudge, 340. 
Winchell, N. H., Thalite and bowlingite 
from the north shore of lake Superior. 
41 ; Chlorastrolite and zonochlorite 
from Isle Royale, li6; Common zeolites 
of the Minnesota shore of lake Supe- 
rior, 176; Optical characters of jack- 
sonite, 25t>; Adularia and other secon- 
dary minerals of the copper-bearing 
rocks, 317. 
Wind deposits of eastern Minnesota. C. 
W. Hall, and F. W. Sardeson, 103. 
Wisconsin Geological Survey, 395. 
Woltf. J. E.. On hardystonite, a new 
calcium-zinc silicate, 329. 
Wood worth, J. B., Tlie ice-contact in the 
classification of glacial deposits, 80. 
Wortman. J. L., 396. 
Wright, G. F., 67. 
Zelizko, J. v., Ueber die Fauna der 
Bande f. 1. im mitte) BOhmischeu .Silur. 
61; Heitrag zur Kenntniss des Mittel- 
cambrium von Jenes in Bohmen, 61. 
