CORRESPONDENCE. — 1858. 
1 
January 5tk. From Mr. Mayland Cuthbert, dated January 5th, 1858, acknow- 
ledgiag his election as a member. 
I2th. From Hon. Jas. L. Orr, Speaker of the House of Eepresentatives, dated 
Washington, January 8th, 1858, acknowleding the receipt of a copy of the re- 
solutions of the Academy, which were adopted November 24th, last. 
From U. S. War Department, Jan. 9thj 1858, transmitting Vols. 3 and 4 of 
a report on Explorations and Surveys for a rail road route from the Mississippi 
to the Pacific Ocean. 
I9th, From the Society of Arts, Commerce, and Manufactures of London, 
dated Nov. 19th, 1857, acknowledging the receipt of publications of the 
Academy. 
February 2d. From the Minister of Agriculture, Commerce, and Public Works 
of France, dated Paris, October 24th, 1857, accompanying the donation of the 
Annales des Mines. 
From the Natural History Society of Northumberland, Durham and New 
Castle-upon-Tyne, dated December 21st, 1857, acknowledging the receipt of 
publications of the Academy. 
From the Geological Society of London, dated December 3d, 1857, acknow- 
ledging the receipt of publications of the Academy. 
From the Boston Society of Natural History, dated January 7th, 1858, acknow- 
ledging the receipt of publications of the Academy. 
From the Museum of Natural History of the Jardin des Plants, dated January 
5th, 1858, acknowledging the receipt of a collection of fossils, and transmitting 
in exchange specimens of Dinotherium, Mastodon, Palseotherium, Anchitherium. 
Cainotherium, Lophiodon, Entelodon, Rhinoceros, Anoplotherium, Equus, Di- 
crocerus, Dorcatherium, and Antilope. 
16th. Letters were read from the Lyceum of National History of New York, 
(not dated,) acknowledging the receipt of publications of the Academy. 
From Nathaniel H. Mason, dated London, January 22d, 1858, announcing his 
proposed expedition to the Cape de Yerd Islands, and offering to supply collec- 
tions therefrom. 
March 2d. From Thomas Bland, Esq., dated New York, 27th February, ac- 
knowledging his election as Correspondent. ' 
From Mr. J. C. Beraud, dated 9th January, transmitting donation, and desir- 
ing exchange. 
From the Academic Royale des Sciences of Liege, dated 2d April, 1856, and 
5th June, 1857, acknowledging receipt of publications of the Academy, and 
transmitting donation. 
From the Royal Society of London, dated 6th August, 1857, acknowledging 
receipt of publications of the Academy. 
9th. From Kirtley Ryland, M. D., U. S. A., dated St. Louis, 15th February, 
acknowledging his election as member. 
IQth. From Major Henry C. Wayne, U. S. A., dated Washington, 12th March, 
acknowledging election as member. 
From the American Antiquarian Society, dated Worcester, Mass. 5th March ; 
The American Philosophical Society, dated Philadelphia, 5th March ; 
The Society of Arts, Manufactures and Commerce, dated London, 19th 
November, 1857; 
And the Horticultural Society of London, dated 2d February, severally ac- 
knowledging receipt of publications of the Academy. 
From Dr. G. S. Williams, dated Moorefield, Va., March 10th, offering to trans- 
mit collection of palaeozoic fossils from that vicinity. 
From the Young Amateurs' School of Natural Science, of Baltimore, dated 4th 
March, desiring a donation of duplicates. 
23d. From the Lyceum of Natural History, dated New York, 16th March, ac- 
knowledging receipt of publications of the Academy. 
