149 



The Committee, consisting of Mr. Titian R. Peale, Mr. Lea, 

 and Mr. Ord, on Mr. Haldeman's paper, entitled "Materials 

 towards a History of the Coleoptera Longicornia of the United 

 States," reported in favour of its publication, which was or- 

 dered accordingly. 



This paper contains a general view of the Longicornia of the Uni- 

 ted States, including a list of the species, with references to the works 

 in which they are pubhshed. The characters of several new genera, 

 and descriptions of a large number of new species are given. 



The list of Committees on subjects of science, which had not 

 reported, was read. 



The Committees on Prof. Gillis' paper, describing Instru- 

 ments, on the Magnetic Observatory; and on Periodical Ob- 

 servations, were discharged. 



Certain letters of a private nature, written by Mr. Jared 

 Sparks, and found among the letters bequeathed to the Society 

 by the late Mr. John Vaughan, were ordered to be returned to 

 Mr. Sparks. 



Stated Meeting, March 2\. 



Present, twenty members. 



Dr. Bache, Vice-President, in the Chair. 



A letter was received and read: — 



From the Librarian of the Boston Society of Natural His- 

 tory, dated Boston, 9th March, 1S45, announcing a deficiency 

 in their series of the Transactions and Proceedings of this So- 

 ciety, which was referred to the Librarian, with authority to 

 take order. 



The following donations were announced: — 



FOR THE LIBRARY. 



Philosophical Transactions of the Royal Society of London, for the 

 Year 1844. Part II. London, 1844. ^to— From the Royal 

 Society. 



Proceedings of the Royal Society, 1843-44. No. 59. 8vo. — From 

 the same. 



VOL. IV. — u 



