James Duncan (Canadian, 1806-1881)
John Charlton (English, 1849–1917)
Johann Friedrich Naumann (German, 1780 – 1857)
René de Rabié (French, 1700-1785)
Carl Reichert (Austrian, 1836-1918)
Paul-Andre Robert (Swiss, 1901-1977)
Louis Agassiz (American, 1807 – 1873)
John Gould (English, 1804-1881)
Frederick DuCane Godman (English, 1834 – 1919)
Joseph Smit (Dutch, 1836 – 1929)
Saverio Manetti (Italian, 1723 – 1785)
John Frederick Herring Snr. (English, 1795 – 1865)
Louis Agassiz (American, 1807 – 1873)
John Edwards Holbrook (American, 1796 – 1871)
Marcus Elieser Bloch (German, 1723–1799)
Louis Agassiz (American, 1807 – 1873)
George Catlin (American, 1796 - 1872)
Frank Edward Clarke (New Zealander, 1849 – 1899)
William Henry Davis (English, 1783–1865)
Otto Staudinger (German, 1830 – 1900)
Otto Staudinger (German, 1830 – 1900)
Louis Agassiz (American, 1807 – 1873)
James Ward (English, 1769-1859)
Samuel Howitt (English, 1756-1822)
Edwin Forbes (American, 1839 – 1895)
Guillaume Anne van der Brugghen (Dutch, 1812-1891)