TITLES OF PAPERS 31 



Then the paper 



STRATIQRAPHIC RELATIONS OF THE LIVINGSTON BEDS OF CENTRAL 



MONTANA 



BY R. W. STONE AND W. B. CALVERT^^ 



was read from manuscript by Mr. Stone; 30 minutes. 



After this the following papers were read by title in the absence of 

 their authors : ■ 



DISCOVERY OF FOSSILS IN THE QUANTICO SLATE BELT AND THE ASSOCIA- 

 TION OF VOLCANO-SEDIMENTARY BEDS WITH THE SLATES 

 OF THE VIRGINIA CRYSTALLINE REGIONS 



BY T. L. WATSON AND S. L. POWELL 



PLEISTOCENE PHENOMENA OF CENTRAL MASSACHUSETTS 

 BY W. C. ALDEN 



REVISION OF PALEOZOIC SYSTEMS, II 

 BY E. O. ULRICH 



EVIDENCE THAT THE FOSSILIFEROUS GRAVEL AND SAND BEDS OF IOWA 

 AND NEBRASKA ARE AFTONIAN 



BY B. SHIMEK 



NOTE ON A METHOD IN TEACHING OPTICAL MINERALOGY 



BY F. W. MC NAIB" 



PEBBLES: TYPES FORMED BY THE SEA, RIVERS, WIND, AND GLACIERS 



BY F. P. GULLIVER 



RHODE ISLAND COAL 



BY CHARLES W. BROWN 



PREGLACIAL DRAINAGE OF CENTRAL WESTERN NEW YORK 



BY A. W. GRABAU 



At 4 o'clock the section adjourned. 



After the separation into sections the main body of the Society, under 

 the chairmanship of Vice-President Adams, listened to the papers in the 



1== Introduced by M. R. Campbell. 

 " Introduced by Alfred C. Lane. 



