
Rodolpho von Ihering (Brazilian, 1883-1939)

John Emms (English, 1843–1912)

Pierre Jacques Smit (Dutch, 1863-1960)

Adolf Mackeprang (Danish, 1833-1911)

Marcus Elieser Bloch (German, 1723–1799)

Fritz Thomsen (Danish, 1819 - 1891)

John Gould (English, 1804-1881)

Mark Catesby (English, 1683 – 1749)

Frank Edward Clarke (New Zealander, 1849 – 1899)

Kurt Lampert (German, 1859-1918)

Louis Agassiz (American, 1807 – 1873)

William Holbrook Beard (American, 1824 - 1900)

Currier & Ives. (American, 1835 - 1907)

Louis Agassiz (American, 1807 – 1873)

Pedro Figari (Uruguayan, 1861–1938)

Louis-Isidore Duperrey (French, 1786 – 1865)

John James Audubon (American, 1785-1851)

Jan Matejko (Polish, 1838-1893)

John Gould (English, 1804-1881)

George Hudson (New Zealander, 1867 – 1946)

Daniel Giraud Elliot (American, 1835 – 1915)

John Gould (English, 1804-1881)

Joseph Wolf (German, 1820-1899)

Joseph Wolf (German, 1820-1899)

Johann Friedrich Naumann (German, 1780 – 1857)

Robert Evans Snodgrass (American, 1875 – 1962)