Index, Volumes I -XXXV I. 
This two-page list should be inserted on page 56 between 
Goodwin and Guano 
Gorby, S. S., 17th report. Indiana 
survey, (rev.), xl, 349; Eighteenth 
Indiana, report, (rev.), xiv, 125. 
Gordon, C. H., DeeD well at Keo- 
kuk, Iowa, (p. s. n.), ii, 362; 
Geology of southeastern Iowa, iv, 
237; Deep wells in Iowa, (p.s.n.), 
iv, 127; Keokuk species of Agari- 
rocrinuS; v, 257; (p.s.n.), vi, 261; 
Quaternary geology of Keokuk, 
ix, 183; Keokuk group, x, 327; Sy- 
enite gneiss from the Apatite re- 
gion of Canada, (abs.), xvi, 241; 
(p.s.n.), xx, 203; (p.s.n.), xxx, 
336; (p. s. n.), xxxii, 264; On the 
paramorphic alteration of pyr- 
oxene to compact hornblende, 
xxxiv, 40; (p.s.n.), xxxiv, 67; 
(P. s. n.), xxxvi, 332. 
Gorgonichthys, Claypole, x, 1; 
Clarki, Claypole, xii, 97. 
Gosford, Hawkesbury series at, 
Woodward, (rev.), vi, 322. 
Gossolet, J. Cambrian — Silurian, 
(rem.), ii, 365. Ditto, (rem.), iv, 
55. 
Gotham's cave, Northern Vermont, 
C. H. Hitchcock, (abs.), xvi, 248. 
Gotland crinoids, F. A. Bather, 
(rev.), xiii, 355. 
Gould, C. N. Lower Cretaceons of 
Kansas, xxv, 10; Nonconformities 
at the Platte river, xxv, 364; 
Texas-Oklahoma-Kansas gypsum 
series, xxvii, 188; (p.s.n.), xxxvi, 
26S. 
©overnment explorations in Alas- 
ka, (p.s.n.), xxi, 2C5. 
Grabau, A. W. Pre-Glacial channel 
of the Genesee river, (rev.), xiv, 
397; Glacial lakes of the Boston 
bpsin, (abs.). xvii, 128; Hamilton 
faunas at Eighteen mile creek, 
(abs.), xviii, 220; (p.s.n.), xxv, 
129; (p.s.n). xxvl. 328; Section 
in Alpena and Presqu' Isle coun- 
ties, Michigan, xxvlii, 177; Con- 
tributions to the problem of Ni- 
agara, (abs.). xxvlii, 339; 
(p.s.n.), xxx, 131, 398; (p.s.n.), 
xxxi, 324; Classification of sedi- 
mentary rocks, xxxiii, 228; 
(p.s.n.). xxxiv, 334; Evolution 
Devon ic snirifers, (abs.), xxxv, 
195. 
Graftonite and intergrowth with 
tfiphyllite. S. L. Penfield. (rev.), 
xrv, 176; Ditto, ditto, xxvi, 393. 
Gnhsmite in Trx-is. Dumble, 
(low), xl, 120; In Ritchie county. 
W Va., I. C. White, (abs.), xxill, 
101. 
C-^ ; n of i^nipous rocks, A. J. Quer- 
eau, (abs.), xxlx, 125. 
G-~"d F?.l r s, Labrador. accurate 
measurements taken (p.s.n.), 
viii, <nn. 
Gra>~d G ::!f series, (Am. Com.), ii. 
Grand Soufriere, E. O. Hovey, 
(abs.), xxxiii, 397. 
Granger, Walter, (p.s.n.), xxxiv, 
131. 
Granite, Rejoinder to Dr. Lawson 
on foliation, (ed. com.). Mi, 193; 
Transformations, Barrois, (rev.), 
iii. 271; Foliation and sedimenta- 
tion, A. Lawson, iii, 276; From 
sediments, Reuscb, (rev.), iii, 335; 
Of Cecil county, Md., G. P. Grim- 
sley, (rev.), xiv, 398; Ditto, xv, 
40; of Pikes peak, Colorado, E. B. 
Matthews, (abs.), xv. 68; and 
Greenstones, Rutley. (rev.), xv, 
123; Norway and Sweden, Nor- 
denskjold, (rev.), xvi, 320; Boulder 
near Pittsburg, Pa., W. S. Gres- 
ley, xviii, 331; North shore of 
Long Island Sound, J. F. Kemp, 
(abs.), xxiii, 105; Of southern 
Rhode Island and Connecticut J. 
F. Kemp, (rev.), xxv, 122; Ditto, 
ditto, xxvii, 51; Monoliths, 
(p.s.n.), xxvii, 66; Granite-gneiss 
area in> Connecticut, L. G. West- 
gate (rev.), xxvii, 121; Of Geor- 
gia and their relationship, T. 
L. Watson, xxvii, 199; Of the 
Pikes peak quadrangle, E. B. 
Matthew, (rev.) xxvii, 254; Sec- 
ondary origin of certain, R. A. 
Daly, (rev.), xxxvi, 312. 
Granophyres, modified by gabbro 
fragments, A. Harker, (rev), 
xviii, 48. 
Grant, U. S., Deserted gorge of the 
Mississippi, vi, 1; (p.s.n.), viii, 
63; Stratigraphic position of the 
Ogishke conglomerate, x, 4; 
Quartz-bearing gabbro ini Mary- 
land, (rev.), xi, 209; Soda-gran- 
ite from Minnesota, xi, 383; Ke- 
weenawan rocks of Grand Por- 
taere island, Lake Superior, xiii, 
437; Name of the Copper-bearing 
rocks of Lake Superior, xv, 192; 
(p.s.n.), xv, 272, 336; (with N. 
H. Winohell), Volcanic ash from 
the north shore of Lake Superior, 
xviii, 211; Lakes with two out- 
lets in northeastern Minnesota, 
xix, 407; Relation of the Sagana- 
ga granite to the surrounding 
rocks, (abs.), xxi, 137; A possi- 
bly driftless area in northeastern 
Minnesota, xxiv, 377; (p.s.n.), 
xxv, 195; (p.s.n.), xxvi, 196; Con- 
tact metamorpihism of a basic 
isneous rock, (rev.), xxvii, 51; 
Preliminary report on the copper- 
bearing rocks of Wisconsin, 
(rev.), xxviii. 323; (p.s.n.). xxx, 
202; Load and zinc deposits of 
southwestern Wisconsin, (rev). 
xxxii, 18S; (p.s.n.), xxxv, 100; 
(p.s.n.). xxxvi, 
