Otto von Thoren (Austrian, 1823 - 1889)
Elijah Walton (English, 1832-1880)
Wilhelm Kuhnert (German, 1865-1926)
Julius Adam the younger (German, 1852-1913)
Samuel Howitt (English, 1756-1822)
Isaac van Haastert (Dutch, 1753-1834)
Joseph Wolf (German, 1820-1899)
Louis Agassiz (American, 1807 – 1873)
George Lance (English, 1802-1864)
John James Audubon (American, 1785-1851)
Joseph Wolf (German, 1820-1899)
Philipp Franz Balthasar von Siebold (German, 1796 – 1866)
Jacques-Laurent Agasse (Swiss, 1767 - 1849)
Jean-Baptiste Audebert (French, 1759-1800)
William Holbrook Beard (American, 1824 - 1900)
Saverio Manetti (Italian, 1723 – 1785)
Archibald Thorburn (Scottish, 1860-1935)
René de Rabié (French, 1700-1785)
Alfred De Dreux (French, 1810-1860)
Henry Stull (American, 1851-1913)
Carl Friedrich Deiker (German, 1836 - 1892)
Louis Agassiz (American, 1807 – 1873)
Coenraad Jacob Temminck (Dutch, 1778-1858)
Hermanus de Wit (Dutch, 1764–1842)
Louis Agassiz (American, 1807 – 1873)
Clinton Loveridge (American, 1824-1902)