hid 
ex. 
Volumes I -XXXV I . 
Comstock, Theo. B., Mineral re- 
sources of Arkansas, (rev.), iiii 
2G9; (p.s.n.), v, 125; (p.s.n.), viii, 
196; E W. Claypole, the scientist, 
xxix, 1. 
Conanicut island, R. I., Geology of, 
G. D. Collie, (rev.), xv, 386. 
Concannon farm. Pleistocene geol- 
ogy, N. H. Winchell, xxxi, 263. 
Concno county, Geological survey 
of, Cummins and Lerch, v, 321. 
Concrete examples of topography 
from Howard Co., Iowa., B. Cal- 
vin, xxx, 375. 
Concretions in the Chemung of 
southern New York, E. M. Kin- 
dle, xxxiii, 360. 
Condensation and conflagration the- 
ories of the sun s heat, J. H. Ked- 
zie, (rev.), iv, 1S2, 183. 
Conditions of accumulation of 
drumlins, Upham, x, 339; of ero- 
sion beneath deep glaciers, N. S. 
Shaler, (rev.), xii, 191; of ripple- 
mark formation, T. A. Jaggar, Jr., 
xiii, 199; and effects of the ex- 
pulsion of gases from the inte- 
rior (if the earth. N. S. Shaler, 
(abs. i. xvi, 244. 
Condon, Thos.. Two islands and 
what came of them, (rev.), xxxvi, 
122. 
Condra, G. E., New Bryozoa from 
the Coal Measures of Nebraska. 
xx, 337; on Rhombopora lepido- 
dendroides, (Meek), xxxi, 22; an 
f>\& Platte channel, xxxi, 361; (p. 
s.n.), xxxiv, 67. 
Cone in cone in the Devonian in 
Pennsylvania, TV. S. Gresley, 
(rev.), xiv, 399. 
Confounding of Nassa trivittata and 
N. peralta, G. D. Harris, viii, 174. 
Conglomerates in gneissic terranes, 
A. Winchell. iii, 153, 256: in New 
England gneisses. C. H. Hitch- 
cock, iii, 253; Dikes in southern 
Arizona, M. R. Campbell, xxxiii. 
135. 
Congress. Int. of Geol.. P. Frazer, 
i, 3. 86; Proceedings of the Paris 
meeting, i. 6; of the Bolnerne 
meeting, i, S7; of the Berlin 
meeting 1 , i, 93; Nomenclature 
mted for rock masses, etc., I, 
90; for species, i, 91; Color scheme 
for maps. i. 97; London meeting, 
reports of the American commit- 
tee, ii, 139; ditto, iii, 363; P. Fra- 
zer,, iv, 4!; Philadelphia meeting, 
Frazer, v, 208; Berlin meeting, 
report of, (rev.), ii, 431; (p.s.n.), 
xii, 131; Reviews of the Ici 
at the World's Congress on Geol- 
ogy, xii, 223; ditto, xii, 271; 
Int. Cong. Geol., St. Pet- 
ersburg meetiner. fed. com.), xix, 
344; xxi, 123: Finland excursion, 
F. Bascom. xx, 339: Eighth ses- 
sion, (Paris), P. Frizer. xxvil, 
335; Ninth session, xxxiii, 61. 
Connecticut, Triassic in the Con- 
necticut valley. W, M. Davis. 
(rev.), iv, 112: Fishes and plants 
of the Triassic, .1. s. Newberry, 
(rev.), iv, 1S7; Two belts of f os- 
siferous black shale in the 
Triassic. Davis :»nd Loper, (rev.), 
viii, lis; ice sheet on Newton- 
ville sand plain. F. P. Gulliver, 
(abs.), xii, 177: Eastern boundary 
of the Triassic. W. M. 1 > 
(abs.), xiii, 145; Quarries in the 
lava beds, W. M. Davis, (rev.), 
xvii, 1S9; Physical geography, 
W. M. Davis, (rev.), xvii, 
Quartz vein near Mystic, J. F. 
Kemp, (abs.), xviii, 63; Triassic 
tufi-beds and pitchstone, B. K. 
Emerson, (abs.), xviii, 220; 
Thames river, F. P. Gul- 
liver, (rev.), xxiii, 104; 
Granites on the north shoj'e of 
Long Island pound, J. F. Kemp, 
(rev). xxiii, 105; Granites of 
southern Rhode Island and Con- 
necticut, J. F. Kemp, (rev.), xxv, 
122; ditto, (rev.), xxvii, 51; Gran- 
ite-gneiss area in central, L. G. 
Westga'te, (rev.), xxvii, 121; New 
footprint from the Connecticut 
valley, J. A. Cushman, xxxiii, 
154. 
Conrad's Tertiary fossils, proposed 
reprint, (p.s.n.), xi, 2S2; Dall's 
collection of Conrad's works, G. 
D. Harris, xi, 279; Republication 
by G. D. Harris, (rev.), xii, 60. 
Considerations sur les fossiles de- 
crits comme Algues, G.' Maillard, 
(rev.), ii, 54. 
Consolidation of the American 
Geologist with Economic Geology, 
(ed. com.), xxxvi, 309. 
Contact of the Laurentian ami 
Huronian north of lake Huron, A, 
E. Barlow, vi, 19; Metamorphism 
of the Palisades diabase, J. D. Ir- 
ving, (p.s.n.). xxi, 398; Phenom- 
ena of the Palisade diabase. J. D. 
Irving, (rev.), xxvii, 53; Metamor- 
phism of a basic igneous rock, 
IT. S. Grant, (rev.), xxvii, 51; 
Physical effects of contact meta- 
morphism. J. Barrell, (rev.), 
xxix, 313. 
Continental area of the Devonian, 
(Am Com.), ii. 232; Divide in 
Nicaragua, C. TV. Hayes, (rev.), 
xxii. 253. 
Continental glacier, effed of pres- 
sure. A. Winchell. i, 139. 
Continental problems. G. K. Gil- 
bert, xii. 118; 
Continuity of the Glacial period, 
Dr. Holsl on, G. V. Wright, xvi, 
Contributions to the paleontology of 
Brazil, C. A. White, (rev.), I, 
257: to micropalenntology, E. O. 
Ulrich, (rev.), v. 107: to Canadian 
ontology. J. F. Whiteaves, 
(rev.), v, 108; to the geolog-y of 
the southwest. R. T. Hill, vii, 
119. 254: to invertebrate paleon- 
tology, I: I'. Whitfield, (rev.), vii, 
3S2: to the geoloary of the creat 
plains, Robt. Hay, (rev.), xi. 56; 
to th<- Invertebrate paleontology 
of the Cretaceou of Texas, (n 
xiii, 124: (cit.), xiii, 289; to the 
knowledge of the pre-Glacial 
drainage of Ohio, W. G. TiL-ht, 
Crev.), xlv, 1SS: to the minera- 
logy of Wisconsin, W. 11. Hobbs, 
i. xvi. 263; to 
mleontolocrv of the Pacific coast, 
T. W. Stanton, (rev.), xix, 63; 
