224 



Senate Journal, First Session, Twenty -seventh Congress. 8vo. 

 1841. — From the same. 



Executive Documents, and Reports of Committees, First Session, 

 Twenty-seventh Congress. 8vo. 1841. — From the same. 



Resolutions, Laws and Ordinances, relating to the Pay, Half-pay, 

 Commutation of Half-pay, Bounty Lands, and other Promises 

 made by Congress to the Officers and Soldiers of the Revolution, 

 &c. Twenty volumes. 8vo. 1838. — From the same. 



Report from the Secretary of the Navy, communicating a Report on 

 the Second Invention of Thomas S. Eastou, for preventing Ex- 

 plosions of Steam-boilers. 8vo. 1842. — From the same. 



Transactions of the Natural History Society of Northumberland, 

 Durham, and Newcastle upon Tyne. Vols. I. & II. 4to. New- 

 castle, 1831 — 1838.— From the Society. 



Account of the Magnetical Observatory of Dublin, and of the Instru- 

 ments and Methods of Observation employed there. By the Rev. 

 Humphrey Lloyd, D.D. 4to. Dublin, 1842. — From the Au- 

 thor. 



The Journal of the Royal Asiatic Society of Great Britain and Ireland. 

 No. 13. 8vo. London, 1842.— From the Society. 



Proceedings of the Geological Society of London. Vol. III. Part II. 

 Nos. 84, 85 & 86. 8vo. London, 1841-42.— From the So- 

 ciety. 



Poesies Choisies de Jean-Simon Chaudron, suivies de l'Oraison Fu- 

 nebre de Washington, par le meme Auteur. 8vo. Paris, 1841. 

 From Mr. Du Ponceau. 



The paper, entitled "Extracts from a Mathematical Common 

 Place Book," read at the last meeting, was, with the consent of 

 the Society, withdrawn by the author. 



Mr. Lea read a continuation of his paper on new fresh 

 water and land shells, which was referred to a Committee. 



This paper contains the following species : — 



Unio Foremanianus. Testa triangulari, compressa, inffiquilaterali, postice 

 angulata, ad latera planulata; valvulis crassis ; natibus prominentibus ; epi- 

 dermide lutea, valde radiata ; dentibus cardinalibus crassis ; lateralibus crassis 

 rectisque ; margarita alba. Hab. Coosa River, Ala. — Dr. Brumby. 



Unio Haleianus. Testa elliptica, subinflata, incequilaterali ; valvulis subten- 

 uibus ; natibus prominulis, ad apicem undulata ; epidermide tenebroso-fusca, 

 striata ; dentibus cardinalibus magnis, compressis ; lateralibus longis subcur- 

 visque ; margarita alba et iridescente. Hab. Mississippi River, 30 miles 

 above New Orleans. Josiah Hale, M.D. 



