Index, Volumes I -XXXVI. 
125 
xvi, 251; 256; Geological canals 
between the Atlantic and Pacific 
oceans, (abs.). xvi, 248; Rr eni 
elevation of New England, (abs.), 
xvi, 249; Duration of Niagara 
Falls, (rev.), xvi, 316; (p.s.n.), 
xvii, 404; (p.s.n.), xx, 194, 196; 
An account of Researches relat- 
ing to the Great Lakes, xxi, 110; 
Correlation of Moraines with 
beaches on the border of Lake 
Erie, xxi, 393; Another episode 
in the history of Niagara River, 
(abs.), xxii, 259; Recent great ele- 
vation in New England, (abs.), 
xxii, 262; (p.s.n.), xxviii, 399; (p. 
s.n.), xxix, 396; Age of the Wtst 
Indian volcanic formations, xxxi, 
48; (p.s.n.), xxxi, 65; Rejoinder to 
Dr. Dall's criticism, xxxiv, 110; 
Submarine canyon of the Hud- 
son River, xxxiv, 292; Prof Hull's 
sub-oceanic terraces, xxxv, 152; 
Nansen's bathymetrical feature 
of the North Polar Sea, xxxv, 
221. 
Spendiaroff, prize, (p.s.n.), xxvii, 
330. 
Sperrylite in North Carolina, W. D. 
Hidden, (rev.), xxvii, 1S2. 
Spheroidal basalt, origin, (ed. 
com.), xiv. 321. 
Sphinctozoan calcisponge from the 
Carboniferous of Neb.. J. M. 
Clarke, xx, 387. 
Spiral bivalve from the Waverly, 
C. E. Beecher. (rev.). I, 60. 
Spirals in brachiopoda, Norman 
Glass, (rev.), i, 327. 
Spire-bearing genera of the paleo- 
zoic brachiopoda, C. Schuchert, 
xiii, 128. 
Spiriferes du Coblenzien Beige. P. 
Beclard, (rev.), xvii, 249. 
Spitzbergen, sponges from, J. G. 
Hind, (rev.), ii, 128. 
Spodumene from San Diego, W. T. 
Schaller, (rev.), xxxii, 394. 
Spongiaires in the pre-Cambrian, L. 
Cayeux, (rev.), xvi, 59. 
Sponges, from Spitzbergen, (rev.). 
il, 128; Lower Silurian, E. O. 
Ulrich, Ml, 233; In the Lauren- 
tian of New Brunswick, H. Rauff. 
(rev.), xil, 261; Graptolites 
and corals of the low- 
er Silurian of Minn., Winch- 
331. Graptolites and corals in 
Minn., Winchell and Schuchert, 
(rev.), xv, 385. Fossil, of Hint 
nodules in Cretaceous of Texas, 
J. A. Merrill, (rev.), xvii, 52. 
Sporangites, (p.s.n.), Ii, 280. 
Springer, Frank, (p.s.n.), I, 135; (p. 
s.n.). xv, 399; (p.s.n.), xxlii, 273. 
Notice of a new discovery 
concerning Uintacrinus, xxiv, 92. 
Pores in Fietulate Crinoids, 
xxvl, 133; Further notes on 
Uintacrinus. xxvl, 194; Structure 
and relations of the Uinta rinus, 
iicv.). xxviii, 258; On the 
crinoid genera Sagenoori- 
nus, Forbesiocrinus and allied 
forms, xxx, 88, Notice of a new 
Comatula from the Florida 
reefs, xxx, 98; (p.s.n.), xxxiii, 
134; (p.s.n.), xxxiv, 398. 
Springs, Influence of stratigraphy, 
T. C. Hopkins, xiv, 365. 
Spurr, J. Edward, False bedding in 
stratified drift deposits, xiii, 43: 
Oscillation and single-current 
ripple-marks, xiii, 201; Iron ores 
of the Mesabi range, xiii, 335; 
Iron-bearing locks of the Mesabi 
range, (rev.), xiv, 251; (p.s.n.), 
xviii, 59; (p.s.n.), xviii, 335; (p. 
s.n.), xxi, 202; G.eology of the 
Yukon gold district, (rev.), xxii, 
49; (p.s.n. 1. xxii, 395; Aspen Min- 
ing district, (rev.), xxiv, 307: 
Classification of igneous rocks ac- 
cording to composition, xxv. 210; 
ScapoMte rocks of Alaska, (rev.), 
xxvi, 393; (p.s.n.), xxvi 259; (p. 
s.n.). xxvii, 197; Source of lake 
Superior iron ores, xxix, 335; 
Ore deposits of Monte Cristo, 
Washington, (ed. com.). xxx, 
113; Determination of feldspars in 
thin section, xxxi, 376; (p.s.n.), 
xxxiii, 63: Nevada south of the 
40th parallel and adjacent por- 
tions of Calif.. (rev.). xxxiii, 
122; Goldfields district of Nevada, 
(p.s.n.), xxxv, 196; (p.s.n.), xxxvl. 
197. 
St. Anthony Falls, Recession of, 
U. S. Grant, vi, 1. 
St. Croix, use of the term. N. H. 
Winchell, (Am. com.), ii. 209. 
St. Croix, Dalles, area.C. P. Ber- 
key, xx, 345; Geology of, xxi, 139, 
270; Age of. Warren T'pham, 
xxxv, 3 17. 
St. Croix river valley. A. H. Elft- 
man. xxii, 58. 
St. Elias and Mt. Orizaba. A. 
Lindenkohl, xil, 213. 
St. John group, new horizon, G. 
F. Matthew, (rev.), Ix, 57. 
St. Lawrence River, Its ancient 
course, J. W. Spencer, (rev.), il, 
346. 
St. Paul, Ind., Rocks at, S. C. 
Beachler, vii, 178. 
Stages, of recession of the North 
American ice sheet. Warren T T p- 
fiam. xv, 396; Of the ice ag«- in 
North America and Europe, W. 
T'pham. xvi, 100; Of Appalachian 
erosion, A. Keith, (rev.), xvii, 
109. 
Stamme des Thierreichs. M. Neu- 
mayr, * rev. I, iv, 58, 
Standard dictionary, (p.s.n.), xxxiii, 
61. 
Stanford, E., geological excursions, 
M.-v.i, viii, :: 
Stanley- Brown, J., Geology of the 
Pribilof Islai d xi, .',7 ; 
(and W. H. Dall), Appalaohicola 
River, (rev.), xiii, 137. 
