Art. XVI. Notes on the American Shells, figured in 

 the Supplement to the Index Testaceologicus. By 

 Jacob Green, M. D., Professor of Chemisty in Jef- 

 ferson Medical College, Philadelphia, Cor. Member, 134 



Art. XVII. Address delivered before the Lyceum of 

 Natural History, (now the second Department of the 

 Institute,) at its first Anniversary, March 1, 1824. 

 By T. Romeyn Beck, 137 



Art. XVIII. Note respecting the Ranunculus Lacustris. 

 By Lewis C. Beck and James G. Tracy, - 148 



Art. XIX. Reclamation of Salamanders — in a letter to 

 the Baron F. Cuvier, from Jacob Green, M. D. Pro- 

 fessor of Chemistry in Jefferson Medical College, 

 Philadelphia, Corresponding Member, - - - 150 



List of Officers for 1S30, 152 



Art. XX. Discourse delivered before the Albany In- 

 stitute, at its first Anniversary after its Incorporation 

 by the Legislature, April 23d, 1830. By Benjamin 

 F. Butler, one of the Members of the third Depart- 



Art. XXI. Notice of the Graphite of Ticonderoga. 

 By George W. Clinton. 233 



