486 ANNALS NEW YORK ACADEMY OF SCIENCES 



BUSINESS MEETING. 



May 4, 1908. 



The Academy met at 8:15 P. M. at the American Museum of Natural 

 History, Vice-President Grabau presiding in the absence of President 

 Cox. 



Dr. Charles P. Berkey was appointed Secretary pro-tem. in the absence 

 of the Recording Secretary, 



There being no business to transact, the Academy adjourned. 



Charles P. Berkey, 



Secretary pro-tem. 



SECTION OF GEOLOGY AND MINERALOGY. 



May 4, 1908. 



Section met at 8:15 P. M., Vice-President Grabau presiding. 

 Fifteen persons were present. 



The minutes of the last meeting of the Section were read and approved. 

 The following program was then offered: 



J. E. Hyde, The Waverly Series of Ohio. 



W. 0. Crosby, Beach Cusps and Related Phenomena. 



George F. Kunz, Notes on Jade. 



Summary of Papers. 



Mr. Hyde said in abstract: The Waverly series of Ohio comprises six 

 well-defined formations, which are named as follows, in descending order: 



Logan formation. 



Black Hand formation, 



Cuyahoga formation, 



Sunbury shale, 



Berea grit, 



Bedford shale. 

 Of these, the three lowermost extend, with little change in nature, entirely 

 across the State from the northeast corner to the Ohio River. The three 



