54 



The following species have been added to the Catalogue : 



Perca flavescens, Mitchill, from Concord River. 



Cybium maculatum, Cuv. " Mass. Bay. 



Leuciscus cornutus, Mitch. " Berkshire Co. 



Tetraodon mathematicus, Mitch, from Nantucket. 



Zygaena malleus, Valenc. from Holmes Hole. 



Raia centroura, Mitch. " Holmes Hole. 



Squalus macrodon, Mitch. " Lynn. 

 Dr. Storer has also become satisfied that the fish previously 

 regarded by him as Perca flavescens, is P. granulata, Cuv. Tra- 

 chinotus argentens, Cuv. is Coryphcena perciformis, Mitch. It is 

 not a Coryphama, however, and has been placed by De Kay in a 

 new genus which he calls Palinurus. 



The paper contained many other interesting particulars with 

 regard to the characters and habits of various fishes. 



The President announced the following donations : 



Four Nos. of the Journal of the Calcutta Society of Natural 

 History, from J". P. McClelland. 



The 53d and 54th Annual Reports of the Regents of the Uni- 

 versity of New York. 



The 3d, 4th, and 5th parts of the 2d Vol. of the Transactions of 

 the Albany Institute, from the Albany Institute. 



Several Reports on the Geological Survey of New York, from 

 Professor James Hall. 



A Report of the Superintendent and Inspector of Salt for the 

 State of New York, from Professor Hall. 



Adjourned, 



F. A. EDDY, Rec. Sec. 



January 5, 1842. 

 The President in the Chair. 



Mr. Couthouy continued the reading of his paper on the 

 formation of the Lagoon Islands in the Pacific. 



A letter was received from Dr. T. S. Savage of Cape 



