Annual Report] 308 [May 4, 



Brewer, Dr. T. M. On unspotted crow's eggs. October 20, 1869. 



Coues, Dr. E. On a chick with supernumerary legs. May 19, 



1869. 

 Observations on the Marsh Hare. June 2, 1869. 

 Notice of a cyclopean pig. June 16, 1869. 

 On the Osteology and Myology of Didelphys virginiana. October 



6, 1869. 



Dall, W. H. Description of the alluvial deposits of the Yukon 



River, Alaska. October 20, 1869. 

 On the distribution of marine animals. November 3, 1869. 

 On winter insects in Alaska. November 24, 1869. 

 Revision of the Classification of the Mollusca of Massachusetts. 



March 16, 1870. 



Edwards, A. M. Notes on Diatomaceae. February 9, 1870. 



Hagen, Dr. H. . On Listing's improvements of the microscope. 

 November 10, 1869. 

 Synopsis Pseudoscorpionidum Synonymica. March 23, 1870. 



Jackson, Dr. C. T. On native carbonate of magnesia and on the 

 method of making artificial stone. December 3, 1869. 

 On the origin of syenite and granite. December 3, 1869. 



Jeffries, Dr. B. J. On the canal of Fontana. February 2, 

 1870. 



Minot, C. S. American Lepidoptera. I. Geonietridas. May 26, 

 1869. 

 American Lepidoptera. II. Phalaenidas. November 24, 1869. 



Muller, F. Account of the nests of a species of Termes in Bra- 

 zil.- January 26, 1870. 



Niles, W. H. Objections to the alleged morainal character of the 

 drift near Watertown. April 20, 1870. 



Perkins, Dr. G. H. The Molluscan Fauna of New Haven. 

 Parti. Cephalopoda and Gasteropoda. October 6, 1869. 

 The Molluscan Fauna of New Haven. Part H. Acephala and 

 Bryozoa. November 3, 1869. 



