Louis Agassiz Member (elected 1863)
May 28, 1807 - December 14, 1873

Stephen Alexander Member (elected 1863)
September 1, 1806 - June 25, 1883

John Alexander Member (elected 1863)
June 26, 1812 - March 2, 1867

Alexander D. Bache Member (elected 1863)
July 19, 1806 - February 17, 1867

Frederick A. P. Barnard Member (elected 1863)
May 5, 1809 - April 27, 1889

John Barnard Member (elected 1863)
May 19, 1815 - May 14, 1882

W. H. C. Bartlett Member (elected 1863)
September 1, 1804 - February 11, 1893

Alexis Caswell Member (elected 1863)
January 29, 1799 - January 8, 1877

William Chauvenet Member (elected 1863)
May 24, 1820 - December 13, 1870

John Coffin Member (elected 1863)
September 14, 1815 - January 8, 1890

James Dana Member (elected 1863)
February 12, 1813 - April 4, 1895

Charles H. Davis Member (elected 1863)
January 16, 1807 - February 18, 1877

George Engelmann Member (elected 1863)
February 2, 1809 - February 4, 1884

John Frazer Member (elected 1863)
July 8, 1812 - October 12, 1872

Wolcott Gibbs Member (elected 1863)
February 12, 1822 - December 9, 1908

James Gilliss Member (elected 1863)
September 6, 1811 - February 9, 1865

Augustus Gould Member (elected 1863)
April 23, 1805 - September 15, 1866

Benjamin A. Gould Member (elected 1863)
September 27, 1824 - November 26, 1896

Asa Gray Member (elected 1863)
November 18, 1810 - January 30, 1888

Arnold Guyot Member (elected 1863)
September 28, 1807 - February 8, 1884

James Hall Member (elected 1863)
September 12, 1811 - August 7, 1898

Joseph Henry Member (elected 1863)
December 17, 1797 - May 13, 1878

Julius E. Hilgard Member (elected 1863)
January 7, 1825 - May 8, 1891

Edward Hitchcock Member (elected 1863)
May 24, 1793 - February 27, 1864

J. S. Hubbard Member (elected 1863)
September 7, 1823 - August 16, 1863

Andrew A. Humphreys Member (elected 1863)
November 2, 1810 - December 27, 1883

John L. Le Conte Member (elected 1863)
May 13, 1825 - November 15, 1883

Joseph Leidy Member (elected 1863)
September 9, 1823 - April 30, 1891

J. Peter Lesley Member (elected 1863)
September 17, 1819 - June 1, 1903

Miers Longstreth Member (elected 1863)
March 15, 1819 - December 27, 1891

D. H. Mahan Member (elected 1863)
April 2, 1802 - September 16, 1871

J. S. Newberry Member (elected 1863)
December 22, 1822 - December 7, 1892

H. A. Newton Member (elected 1863)
March 19, 1830 - August 12, 1896

Benjamin Peirce Resigned 1880 (elected Member 1863)
April 4, 1809 - October 6, 1880

John Rodgers Member (elected 1863)
August 8, 1812 - May 5, 1882

William B. Rogers Member (elected 1863)
December 7, 1804 - May 30, 1882

Robert E. Rogers Member (elected 1863)
March 29, 1813 - September 6, 1884

Fairman Rogers Member (elected 1863)
November 15, 1833 - August 22, 1900

Lewis Rutherfurd Member (elected 1863)
November 25, 1816 - May 30, 1892

Joseph Saxton Member (elected 1863)
March 22, 1799 - October 26, 1873

Benjamin Silliman, Jr. Member (elected 1863)
December 4, 1816 - January 14, 1885

Benjamin Silliman, Sr. Member (elected 1863)
August 8, 1779 - November 24, 1864

Theodore Strong Member (elected 1863)
July 26, 1790 - February 1, 1869

John Torrey Member (elected 1863)
August 15, 1796 - March 10, 1873

J. G. Totten Member (elected 1863)
August 23, 1788 - April 22, 1863

Josiah D. Whitney Resigned 1874 (elected Member 1863)
November 23, 1819 - August 19, 1896

Joseph Winlock Member (elected 1863)
February 6, 1826 - June 11, 1875

Jeffries Wyman Member (elected 1863)
August 11, 1814 - September 4, 1874