1885.] XEW YORK ACADEMY OF SCIEXCES. 25 



November 2, 1885. 

 Eegulaii Business Meeting, 

 Tlie President, Dr. J. S. Newberry, in the chair. 

 Thirty-nine persons present. 

 The following persons were elected Resident Members : 



Mr. Wm. H. S. Wood, 



Dr. Daniel Draper, 



Dr. John S. White, 



Dr. Julius Sachs, 



Milton Josiah Roberts, M.D. 



Dr. John S. Newberry made an address upon 



the recent geological congress at BERLIN, ITS OBJECTS, 



ITS results, and its men. 



November 9, 1885. 

 Stated Meeting. 

 The President, Dr. J. S. Newberry, in the chair. 

 Forty-four persons present. 



Mr. B. B. Chamberlin exhibited an Aquamarine from 

 Manhattanville, NewYoric City. From portions of this mineral 

 two one-carat gems had been cut. One of these was shown. He 

 also exhibited a crystal of Rhodonite from Franklin, N. J. 



Dr. J. S. Newberry read a paper entitled, 



DESCRIPTION OF SOilE GIGANTIC PLACODERil FISHES RECENTLY 

 DISCOVERED IN THE DEVON"tAN" OF OHIO. 



(lllnstrated with drawings and stereopticon views.) 



(Abstract.) 



Dinichthys. 



The Huron Shale, the upper member of the Devonian system 

 in Ohio, is a blaclv carbonaceous formation, three hundred to 

 four hundred feet in thickness. Though generally barren of 

 fossils — for years yielding nothing but impressions of sea-weeds. 



