CONTENTS 3 



Page 



Glacial lakes and other glacial features of the central Adirondack* 

 [abstract] ; by Harold L. Ailing 65 



Pleistocene features in the Schenectady-Saratoga Glen Falls sec- 

 tion of the Hudson Valley [abstract] ; by Herman L. Fairchild. 65 



Pleistocene uplift of New York and adjacent territory [abstract 

 and discussion] ; by Herman L. Fairchild 66 



Studies of glaciation in the White Mountains of New Hampshire 

 [abstract] ; by James Walter Goldthwait 67 



Glaciation and stormy period of the fourteenth century [ab- 

 stract] ; by Ellsworth Huntington 67 



Pleistocene deposits of Minnesota and adjacent districts [ab- 

 stract] ; by Frank Leverett 68 



Resolution regarding the taking of expert testimony 69 



Titles and abstracts of papers presented before the afternoon session 

 and discussions thereon 70 



Pennsylvanian of Tennessee [abstract] ; by L. C. Glenn 70 



Subdivisions of the Thaynes limestone and Nugget sandstone, 

 Mesozoic, in the Fort Hall Indian reservation, Idaho [ab- 

 stract] ; by George R. Mansfield 70 



Stratigraphy of some formations hitherto called Beckwith and 

 Bear River, in southeastern Idaho [abstract] ; by George R. 

 Mansfield and P. V. Roundy 70 



Sedimentation along the Gulf coast of the United States [ab- 

 stract] ; by E. W. Shaw 71 



V Relative age of the Detroit River series [complete paper and dis- 

 cussion] ; by Clinton R. Stauff er 72 



Recession of Niagara Falls remeasured in 1914 [abstract] ; by 

 J. W. Spencer 7S 



Terrestrial stability of the Great Lake region [abstract] ; by J. W. 

 Spencer 79 



Scour of the Saint Lawrence River and lowering of Lake Ontario 

 [abstract] ; by J. W. Spencer 79 



Pleistocene drainage changes in western North Dakota [abstract] ; 

 by Arthur G. Leonard SO 



Landslips and laminated lake clays in the basin of Lake Basconi 

 [abstract and discussion] ; by Frank B. Taylor 81 



Types of loess in the Mississippi Valley [abstract] ; by B. Shimek. S2 



Dry land in geology; presidential address by Arthur P.Coleman. 82 



Session of Thursday, December 30 83 



Titles and abstracts of papers presented before the morning session 

 and discussions thereon S3 



Stages in the geologic history of Porto Rico [abstract and discus- 

 sion] ; by Chester A. Reeds 83 



Cretaceous of Alberta, Canada [abstract] : by Joseph H. Sinclair. 85 



Sedimentary succession in southern New Mexico [abstract] : by 



N. H. Darton 86 



v Divisions and correlations of the Dunkard series of Ohio [com- 

 plete paper] ; by Clinton R. Stauff er 86 



Silurian system of Maryland [abstract and discussion] ; by C. K. 

 Swartz and W. F. Prouty 89 



