Claude Lorraine Ferneley (English, 1822-1891)
Rodolpho von Ihering (Brazilian, 1883-1939)
Henry Seebohm (English, 1832 – 1895)
Archibald Thorburn (Scottish, 1860-1935)
Emile-Allain Séguy (French, 1877-1951)
John Obadiah Westwood (English, 1805 – 1893)
John James Audubon (American, 1785-1851)
Filippo Buonanni (Italian, 1638 – 1723)
Alfred Malherbe (French, 1804 – 1865)
George Hudson (New Zealander, 1867 – 1946)
Johann Friedrich Wilhelm Herbst (German, 1743-1807)
Alexandre Jacovleff (Russian, 1887 - 1938)
Julius von Blaas (Italian, 1845–1923)
George Stubbs (English, 1724-1806)
Heinrich Von Zügel (German, 1850 - 1941)
Lorenz Oken (German, 1779 – 1851)
Alpheus Spring Packard (American, 1839 – 1905)
Mark Catesby (English, 1683 – 1749)
Saverio Manetti (Italian, 1723 – 1785)
Saverio Manetti (Italian, 1723 – 1785)
Thomas Sidney Cooper (English, 1803 - 1902)
John Edwards Holbrook (American, 1796 – 1871)
Joseph Wolf (German, 1820-1899)
Johan Erik Vesti Boas (Danish, 1855-1935)
Louis Agassiz (American, 1807 – 1873)
Louis Agassiz (American, 1807 – 1873)