Index, Volumes I-XXXVI. 
35 
Wisconsin and their probable 
source, W. H. Hobbs, xiv, 31; In 
meteorites, Huntington, (rev.), 
xvi, 316; Genesis and matrix, 
Lewis, Bonney, (rev.), xx, 57; In 
California, H. W. Turner, xxiii, 
182; From New South Wales, 
(p.s.n.), xxix, 129; The largest 
ever found, (p.s.n.), xxxv, 192. 
Diamond mines of South Africa, 
(ed. com.), xxxi, 51. 
Diatomaceous earth in Nebraska, 
(p.s.n.), i, 136. 
Diceratherium in the White River 
beds of South Dakota, J. B. 
Hatcher, xiii, 360; D. proavitum, 
J. B. Hatcher, xx, 313. 
Dlckhaut, H. E., Collecting fossils 
in the Cincinnati shales, xxiii., 335. 
Dictionary of the fossils of Pennsyl- 
vania, Lesley, (rev.), v. 53; Ditto, 
(rev.), vii, 382; of altitudes in the 
United States, Gannett, (rev.), ix, 
342; of altitudes of Missouri, C. 
F. Marbut, (rev.), xvii, 54; of alti- 
tudes in the United .States, H. 
Gannett, (rev.), xxv, 121; 
Dictyonema cavernosum, Wiman, 
(rev.), xx, 189. 
Dictyonema fauna of the slate belt, 
Ruedemann, (rev.), xxxiv, 55. 
Dictyospcngidae, Hall and Clarke, 
(rev.), xxiv, 304. 
Didymograptus, etc. Ger. Holm, 
(n v.), xvl, 58. 
Dleiasma, brachial supports, Beech. 
er and Schuchert, (rev.), xii, 394. 
Die carbone eiszeit, Waagen, (rev.), 
il, 336. 
Diener. Carl, (cit.), viii, 242, 247. 
Differentiation, causes of magnetic, 
Backstrom, (rev.), xiii, 194; Rela- 
te' ms among igneous rocks, Id- 
' dings, (rev.), xiii, 195; Extrusive 
and intrusive rocks as evidences 
of magmatic, J. P. Iddings, (rev,), 
xx. 132: Of magmas, (ed. com.), 
xxii, 113; In rocks of the copper- 
bearing series, (abs.), xxii. 251; 
In magmas, Lewinson-Lessing, 
xxiii. 346. 
Differential faults, W. H. Hobbs, 
xiv. 35. 
Differences in batholitic granite ac- 
cording to depth of erosion (abs.), 
B. K. Emerson, xxiii, 104; 
Difficulties in deep coal mining, P. 
Turner, (abs.), xxviii, 334. 
Dikes near Kennebunkport, Me., J. 
F. Kemp, v, 129; Near Mt. Lyon, 
Clinton Co.. N. Y., A. S. Eakle, 
xii, 31; Of Oligocene sandstone in 
the Neocomian clays, A. P. Pav- 
low, (rev.), xvii, 251; In the Adi- 
rondacks, H. P. Cushing, (abs.), 
xvii. 407; In the vicinity of Port- 
land, Maine, E. C. E. Lord, xxii, 
335: Of felsophyre and basalt in 
Central Appalachian Virginia 
(rev.), xxiii. 327: In the vicinity 
of John's bay, Maine, F. Bascom, 
xxiii, 27 r i. 
Dlller, J. S., Lavas of northern Cali- 
fornia, (rev.), i, 125; Volcanic 
dust, ii, 64; Sandstone dikes in 
California, (abs.), v, 121; Lassen 
Peak district, (rev.), vi, 196; 
(p.s.n., Taylorville region), ix, 
215; Late volcanic eruption in N. 
California, (rev.), ix, 265; Taylor- 
ville region of California, (rev.), 
x, 183; The Cretaceous and Ter- 
tiary of the Pacific states, (abs.), 
xi, 139; Geol, soc. of Wash., xi, 
281; Cretaceous and early Ter- 
tiary of northern California and 
Oregon, (rev.), xii, 119; Shasta- 
Chico series, (abs.), xiii, 208; 
Revolution in the topography of 
the Pacific coast since the aurif- 
erous period, (rev.), xiii, 354; 
(p.s.n.), xvi, 66; (p.s.n.), xviii, 
60, 61; Hornblende basalt in 
northern California, xix, 253; Ori- 
gin of Paleotrochis, (rev.), xxiv, 
182; (p.s.n.), xxix, 128; Topogra- 
phic development of the Klamath 
mountains, (rev.), xxxi, 257; 
(p.s.n.), xxxiii, 59; 
Dimetian, as a term in the Archean, 
(Am. Com.), ii, 163; 
Diminution of natural gas, (ed. 
com.), viii, 176. 
Dinichthys, Head, E. W. Claypole, 
x, 199; (cit.), x, 199; Clay- 
pole, (cit.), xii, 94; Three 
new- species, Claypole, xii, 275; 
Anatomy of. Bashford Dean, 
(rev.), xiii, 357; Ventral armor, A. 
A. Wright, xiv, 313; Prentis- 
clarki, E. W. Claypole, xviil, 
199; Dorsal shields, C. R. 
Eastman, (abs.), xviii, 222; 
Column, fins and armor- 
ing, Bashford Dean, (rev.), xviii, 
316: D. kepleri, Claypole, xix, 322. 
D'lnvilliers. Phosphate beds of Na- 
vassa, (rev.), vii, 202; Certain 
counties in Pennsylvania, (rev.), 
. Ix. 57. 
Dinosauria, Remarks on, by G. 
lur, (rev.), viii, 55. 
Cltney folio, Fuller and Ashley, 
(rev.), xxxi. 255. 
Diphyphyllum semacoense, new 
characters, W. H. Sherzer, iv, 93. 
Diplacodon beds (Am. com.), ii, 289. 
Clplograptus pristis, Development 
and growth, Ruedemann, (rev.), 
xx, 136. 
Directions for collecting and pre- 
servlng fossils, C. Schuchert, 
(rev.), xvi, 262. 
Direction of pre-Glacial stream 
flow in central New York, (ed. 
com.), xxxiii, 43; Ditto, Frank 
Carney, xxxiii. 196, 
Discovery of the antennae of trilo- 
bites by Linnaeus in 1759, C. E. 
Beecher. xvii, 303; of a sessile 
Conularia, R. Ruedemann. xviil, 
65; Now fish fauna in the Devoni- 
an. F. K. Mixer, (abs.), xviii, 223; 
'"ish in the Jurassic in the 
Black hills, (abs.), N. H. Darton, 
