Index, Volumes I-XXXVI. 
ii3 
mountains, (rev.), xvi, 3S6; (p. 
s.n.), xxxi, 262; (p.s.n.), xxxiv, 
131. 
Purington, C. W., Geological fea- 
tures about Atlanta, xiv, 105; 
(p.s.n.), xvi, 67; Glaciation in 
Siberia, xxvii, 45; (p.s.n.), xxxiv, 
400. 
Putnam, F. W. ( Antiquity of man, 
(abs.), v, 123; Stone implements 
of Glacial age, (abs.), xii, 176; 
(cit.), xvi, 255; (cit.), xx, 199; 
(p.s.n.), xx, 204. 
Putnam, G. R., Trans-continental 
series of gravity measurements, 
m v.), xv, 388. 
Pynchon, W. H. C, Great Falls 
of the Mohawk, (abs.). xvi, 254. 
Pvramid mountain, J. Marcou, iv, 
162. 
Pyroxene, Alteration to Hornblende, 
C. H. Gordon, xxxiv, 40. 
Quaco, N. B., Beach phenomena 
at, C. O. Whittle, vii, 183. 
Quantitative classification of ig- 
neous rocks, E. .B. Mathews, 
(abs.), xxxi, 399; Ditto, (ed. 
com.), xxxii, 48. 
Quarries in the lava beds at Meri- 
den W. M. Davis, (rev.), xvii, 
189. 
Quaternary, Use of the term, (Am. 
com.), ii, 281; Limits, (p.s.n.), ii, 
367; And recent, report of C. H. 
Hitchcock, ii, 300; Definition of, 
ii, 300; Atlantic coast, ii, 300; 
..Lower Mississippi Valley, ii, 304; 
Epochs and sub-epochs, ii, 305; 
And recent elevation of mount- 
ains in Brazil, J. E. Mills. Mi, 
345; History of the Mono Valley, 
I. C. Russell, (rev.), vi, 54; 
Changes of the level in America, 
LeConte, (rev.), viii, 54; Geol- 
ogy of Keokuk, Iowa: C. H. 
Gordon, xix, 183; Stream erosion 
of North America, W. Upham, 
(abs.), xii, 180; Time divisible 
into three periods, W. Upham, 
(abs.), xiv, 203. 
Cuartz, origin of in Basalt. J. P. 
Iddings, (rev.), Mi, 52; In cer- 
tain basalts, J. P. Iddings, (rev.), 
ix, 264; In lava, J. S. Diller, 
(rev), Ix, 265; Bearing gabbro 
in Maryland, U. S. Grant, (rev.), 
xi, 208; Of the Baraboo bluffs, 
Wis., s. Weidman, (abs.), xv, 68. 
Quartzyte with chalcedony in the 
Wealden of England, (p.s.n.), II, 
361; Grpen, L. E. Hicks. M, 351; 
Ditto, of Nebraska, J. E. Todd, 
Hi, 59. _ _ _ . 
Quebec, Rocks of. A. R. C. bel- 
wyn 'ii, 134; Marcou ii, 3oo; 
Gioup, History of, T. Sterry 
Hunt, v, 212; Report of R. W. 
Ells on the province of (rev.), 
v <> 43- Not in conflict with T;i- 
conic, '(ed. com.), vi, 310; Group, 
sequence of strata. H. M. Ami. 
(rev ) viii, 115; Geology of. H. 
M. Ami. (abs.,. vlll 1SG; Ditto 
Jules Marcou, (rev), vill, 119. 
Mineral resources of, R. W. Ells, 
(iev.), viii, 394; Group, ibout, H. 
M. Ami, (abs.), xiv, 60. 
Queensland and New Guinea, Ge- 
ology and paleontology of, Jac.'c 
and Etheridge, Jr., (rev.), xii 
266. 
Quenstedt, Prof, von, (obit.), v, 
320. 
Quenstedite near Montpelier, Iowa, 
O. Kuntze, xxiii, 119. 
Quereau, A. J., The grain of ig- 
neous locks, (abs.), xxix, 125 
Quereau, E. C, (p.s.n.), xvi, 129. 
Question, of priority, W. F. Cum- 
mins, xv, 395; Ditto, W. P. Scott, 
xvii, 5S; of priority, zirkelyte,' 
M. E. Wadsworth, xxi, 13„; Of 
the differentiation of magmas, 
(ed. com.), xxii, 113; of the per- 
manence of ocean basins, E. H. 
L. Schwarz, (rev.), xxxvi, 126.- >> 
Quicksilver of the Pacific slope, G. 
F. Becker, (rev.), v, 178. 
Radioactivity, E. Rutherford, (rev.), 
xxxiv, 264. 
Radio-active minerals, Exhibit ot 
the U. S. G. S., (p.s.n.), xxxlll, 
398. 
Radiolaria from the lower Pale- 
ozoic, G. J. Hinde, (rev.), vi. 
250; (p.s.n.), vi, 68. 
Radiolarian chert from Calif., G. 
J. Hinde, (rev.), xv, 57. 
Rae, John, (obit.), xii, 341. 
Rainy Lake, region, diabase 
dykes, i, 199; A. C. Lawson, 
(rev.), v, 55; Differentiation of 
certain dikes, A. C. Lawson, 
vii. 153. 
Raised shore lines at Trondhjem, 
W. Upham. xxii, 149. 
Ramsay, A., (obit.), ix, 218; 336. 
Rand, T. D., (p.s.n.), xvii, 346. 
Rand collection, (p.s.n. 1, xxxiv, 
400. 
Range of Chouteau fossils, R. R. 
Rowley, xii, 49. 
Ransome. F. L., Geology of An- 
gel Island, (rev), xv, 57; Law- 
sonite, a new mineral from 
Calif., (rev.), xvi, 119; Criticism 
of the theory of Isostasv, (rev.), 
xviii, 189; Age of the Calif. 
loasl ranges, xix, 66; Nepheline 
syenite in N. J., (rev.), xxv, 176; 
(p.s.n.). xxvii, 66; (and W. F. 
HlHehrand). Carnotite In west- 
ern Colo., (rev.), axvil, 18 
s.n.). xxxiv, 400. 
Rapidity of weathering and stream 
erosion in Arctic latitudes, R. S. 
Tarr, xix, 131. 
Rate of coral growth, Heilprin, 
(p.s.n.), vii, 389; of lateral ero- 
slan at Niagara, G. F. Wright, 
xxix, 140. 
Rational view of the Kcwoerui- 
wiin, X. II. Win. hell, xvi, 150. 
Rauff, H., Archaean sponges, (revi), 
xii, 261; On Porocvstis piunifor- 
mis, (rev.), xv. L22; < >n organic 
remains from the pre-Cambrian 
