404 
Index. 
Tarr, R. S . Some aralnage features 
of southern central New York. 
52; Moraines of Seneca and Cav- 
ugra lakes, 129. 
Titaniferous magnetite n Wyom- 
ing, J. F. Kemp, 04. 
Troost, Gerard, L.. O. Glenn, 72. 
Taylor, F. B., Recent stutiy in 
southeastern Michigan. 196. 
Tooth-structure of M^.sohippu.s 
westoni, L.. M. l^ambe, 213. 
Troost manuscript, 25'i. 
U 
United States Geological Survey, 
63; 191; 250. 
Upper Cretaceous formations of 
Ne\,- Jersey, Stuart Weller, 176. 
Udden, J. A., Geology of the Shat- 
ter silver mining district, 133. 
Unprincipled assayers, E. G. Wood- 
ruff, 192. 
Upham, Warren. The nebular nnd 
planetesimal theories of the 
earth's origin, 202; Fjords and 
hanging valleys, 312; Groseilliers 
and Radisson. ilrst white men In 
Minnesota, 317; Age of the St. 
Cioix Dalles, 347. 
Underground water resources of 
the central great plains, N. H. 
Djrton, 317. 
"Vertebrate paleontology; progress 
of; O. P. Hay, 31. 
Tan Vleet, A. H., Oklahoma Geo- 
logical Survey, report, 390. 
W 
Waring, G. A., Tlie Pegmatyte- 
veins of Pala San Diego Co., 356. 
Willard, Daniel, 394. 
Williston, S. W., On the Lansins 
Man, 342. 
Whlteaves, J. F., The apical end 
of the siphuncle in some Cana- 
dian Endoceraiiaae, 23. 
Williams, Ira A.. The comparative 
accuracy of the methods for de- 
termining the percentages of the 
several components of an igneous 
rock, 34. 
Willis, B., Mountain growth ^lUd 
mountain structure, 52. 
Weed. W. H., 129. 
Wittmann, Ernesi, The geolo:?'cal 
and topographical features of the 
city of Monterey, Mexico, 171. 
Weller, Stuart, Upper Cretaceous 
formations of New Jersey, 176: 
The fauna of the Cliffwood clays, 
179. 
Woodruff, E. G., T^nprincipled as- 
sayers, 192. 
Wright, G. F.. Prof. Shimek's criti- 
cism of tlie aqueous origin cf 
loess. 236. 
Wright, A. A., (obit), 261. 
Winchell, H. V., Tour through 
Oregon, California and southoin 
Nevada, 262; Goldfield, Nevada, 
262. 
Winchell, N. H., Deep Wells as a 
source of water supply for Min- 
neapolis, 266. 
Winchell, A. N., 325. 
ERR.ATA FOR VOLUME XXXIV. 
On page 63, line 6, for "Out" read Aus. 
On page 195, line 7, for "Bragau" read Grabau. 
On page 317, line 10, for "and of lake" Pepin read end of lake Pepin. 
