Index. 
409 
Wliitiioy, Prof. J. D. (obituary note), 194. 
Whitney, M.V Structure and texture of 
soils, t)2. 
Williams, E. H,, Notes on Kansan drift 
in Pennsylvania, 237. 
Williams, G. H., General relations of the 
granitic rocks in the middle Piedmont 
plateau, :320. 
WincheU, N. H., The Black River lime- 
stone at lake Nipissing-, 178; Sur un 
crista! de Labrador, du s?abbro de Min- 
nesota, I9!J; Volcanic asli from the N. 
shore of lake Superior (with Grant), 
211 : The Arlington Iron, 267. 
Woodworth, J. B.,The retreat of the ice- 
sheet in the Narragansett bay region, 
150: 391: 400. 
Wright, G. Frederick, 194; Fresh evi- 
dence of Glacial man at Trenton, N. .J., 
2:«. 
Wright, Fred. B., The origin of the wiud- 
gap, 120. 
Zittel (.von), Karl, Paleontology and the 
biogenetic law, 140; Text-book of pal- 
eontology, 314. 
ERRATA. 
On page 1.32, 10th line, for "latter" read former. 
On Plate XI, change the explanations so as to read in the following 
order downward: 
Cut surface showing oxidation. 
Edge view. 
Side v^ew. 
Page 179, read tenuifiltim. 
Page 217, fifth line, for Prof. E. O. Hovey, read Dr. H. C. Hovey. 
Page 268, third line, for % inch, read 1 inch. 
