index, Volumes I -XXXV I. 
65 
burs session, Frazer, xx, 409; 
Eighth session, announcement, 
(p.s.n.). xxiii, 135; Ninth ses- 
sion, circular, xxVj 60; Eighth 
session, report, Frazer, xxvii, 
335; Compte rendu of the Eighth 
meeting, P. Frazer, xxix, 110; 
National delegates to the Eighth 
meeting, Frazer, xxix, 189; 
Ninth session, fp.s.n.). xxx, 130; 
Session at Vienna, announce- 
ment, (p.s.n.), xxxi, 398; Ninth 
session, xxxiii, 61. 
Interloessial till, Todd and Bain, 
(r< v.), xvi, 61. 
International Geographic Congress, 
London, (p.s.n.), xv, 195; (p.s.n.), 
xvi, 67, 130; Seventh, Berlin, (p. 
s.n.), xxii, 198. 
International Mining Congress, (p. 
s.n.), xxii, 63, 129. 
Intraformational conglomerates, F. 
W. bardeson, xxii, 315. 
Introduction to Petrology, Hatch, 
(rev.), vii, 377; To tne study of 
Paleozoic Brachiopoda, Hall and 
Clarke, (rev.), x, 251; To the 
study of mammals, living and 
extinct, W. H. Flower, (rev.), xi, 
35:;: 'l'n physical geography, Gil- 
bert and Brigham, (rev.), xxx, 
123. 
Introductory, American Geologist, 
i, 1. 
Intrusives in the Inwood lime- 
stones of Manhattan island, E. 
C. Eckel, xxiii, 122. 
Invertebrate fossils from the Pa- 
cific coast, C. A. White, (rev.), 
v, ion. 
Investigations of the Interior of 
t^e earth, E. W. Clavpole, i, 
382; Ditto, ditto, ii, 28; Of the 
buried valley of Wyoming, Wm. 
Griffith, (rev.), xxviii, 324. 
lola u -is field in Kansas, E. Orton, 
(rev.), xxiii, 101. 
Iowa. X< \v species and genus of 
tubicolar annelida, S. Calvin, i, 
24; Ovibos cavifrons. W. J. Mc- 
Gec, (rev.), i, L26; Chert in Up- 
per Coal Measures, (ed. com.), 
I, 116; Association, (p.s.n.), I, 
13'5; Fossils of the Loess at Iowa 
City, B. Shimek, i, 149; Creta- 
ceous deposit, Later, C. A. 
White, i, 221; Ditto, (p.s.n.), i, 
337; Fossils from the Lower Coal 
Measures. C. II. Keyes. ii, 23; 
Fire clay i'i pockets In the Ni- 
agara. P. J. Farnsworth. ii, 331; 
Goal measuri s of Central, C. R. 
Keyes, ii, 396; Fauna of the 
l ower Coal M< asures, C. R. 
Keyes, (rev.), ii, 432; Problems 
in Muscatine county. S. Calvin, 
Mi, 25; (p.s.n.), iii, 62; Artesian 
well nt City park. Davenport. A. 
S. Tiffany, iii, 117: Devonian 
faunas. U. S. Williams, iii, 230; 
Distribution of Loess fossils, C. 
P. Keves, iii, 119; Gas well. 
Columbus Junction, (p.s.n. >. Iii, 
126; Southeastern Iowa. C. H. 
Cordon. iv, 237; Academy of 
Sciences, (p.s.n.). iv, 253: Deep 
well at Davenport, fp.s.n.). v, 
124: Ditto at Keokuk, v, 128; 
Forms of Straparollus in s. E. 
Iowa, C. R. Keyes, v, 193; Acad- 
emy of Sciences, (p.s.n.), vl, 
261; Goniophyllum pyramidale, 
(p.s.n.), vi, 326; Carboniferous in 
Central Iowa, C. R. Keyes, (rev.), 
vii, 377; • Recorded meteorites, 
special mention of the Winne- 
bago, Torrey and Barbour, viii, 
do: Devonian of Buchanan coun- 
ty. S. Calvin, viii, 142; Quater- 
nary of Keokuk, C. H. Gordon, 
ix, 183; Arrow points from the 
loess at Muscatine, F. M. Witter, 
ix, 276; Macrouran decapod, Pale- 
opaleomon Newberryi, near Bur- 
lington, ix, 237; Gas wells near 
Letts, Witter, ix, 319; Devonian 
of Buchanan county, a correc- 
tion, S. Calvin, ix, 345; Geologi- 
cal survey provided for. (p.s.n.), 
ix, 346; Fossils from the Lower 
Magnesian limestone. S. Calvin. 
x, i44; Keokuk in the Mississip- 
pi valley, C. S. Beachler. x, 88; 
Principal Mississippian section C 
R. Keyes. (rev.), x, 125; Organ- 
ization of the Geological survey, 
x, 134; Subdivision of the Creta- 
ceous, S. Calvin, xi, 300; Uncon- 
formity of the Coal Measures and 
St. Louis limestone. C. R. Keyes, 
xii, 99; Fossil corals described 
by Owen, and notes on the De- 
vonian. S. Calvin, xii, 108: Ge- 
ological survey, (p.s.n.). 130; 
First annual report of the survey, 
Calvin and Keyes, (rev.), xii, 
337; Academy of Science, (p.S. 
n.), xiii, 133; Crustal adjustment 
in the upper Mississippi basin. 
C. R. Keyes. (abs.), xiii, 210; 
Sandstone with enlarged grains, 
S. Calvin, xiii, 225; Coal De- 
posits. C. R. Keyes. (rev.), xiii, 
353; Mystic coal seam, H. F. 
Bain, xiii, 4 07; Work and scope 
of the survey, Keyes. (rev.)", 
xiv, 52; Niobrara chalk, S. Cal- 
vin, xiv, 140; Interruption in the 
Burlington limestone, F. M. 
Fultz. xiv, 246; Inequalities in 
the old paleozoic sea bottom, J. 
E. Todd, xv, 64: Erosion dur- 
ing the Burlington limestone, 
Fultz. xv, 128: Centra I Iowa 
section of the Mississippian ser- 
ies. H. F. Bain, xv, 317: (p.s.n.). 
y>'. 335: Interloessial till near 
Sioux City. Todd and Bain, 
i" v.i. y"i, 61: Pre-Glaeial ele- 
vation. 11. f. Bain. (rev.), xvi, 
62; Upper Silurian in northeast- 
ern, A. G. Wilson, xvi, 275; Lead 
ami zinc deoosits, A. G. Leon- 
ard, xvi, 288; Age of the Sioux 
quartzyte, C. R. Keyes, frev.), 
xvi, 319; Geol. Sur. report, vol. 
iv. Calvin, (rev.), xvii. 51: Tn- 
ter-glacial deposit in Buchanan 
nountv. S. Calvin, xvii, 76; Loess 
in southeastern, F. Leverett. 
labs ). xvii, 102: Survev report 
for 1X95. (p.s.n.). xvii, 194; An- 
omalies in t^e Postville well. Cal- 
vin, xvii, 195; Academy of Sci- 
