
John Gould (English, 1804-1881)

Daniel Giraud Elliot (American, 1835 – 1915)

John Chapman (English, active 1792-1823)

Alfred Malherbe (French, 1804 – 1865)

John James Audubon (American, 1785-1851)

Jan Van Kessel The Elder (Flemish, 1626 - 1679)

Ernst Haeckel (German, 1834-1919)

Emil August Göldi (Swiss, 1859-1917)

Jules Leroy (French, 1833–1865)

Floris Verster (Dutch, 1861-1927)

Frank Edward Clarke (New Zealander, 1849 – 1899)

John Gould (English, 1804-1881)

Philibert Cockx (Belgian, 1879 - 1949)

Johann Friedrich Naumann (German, 1780 – 1857)

George Hudson (New Zealander, 1867 – 1946)

John L. Petrie (American, 19th Century)

George Edward Lodge (English, 1860 – 1954)

Gustav von Hayek (Austrian, 1836-1911)

Coenraad Jacob Temminck (Dutch, 1778-1858)

Louis Agassiz (American, 1807 – 1873)

Sophie Sperlich (German, 1863-1906)

Anselmus Boëtius de Boodt (Flemish, 1550 - 1632)

Martin Ferdinand Quadal (Austrian, 1736-1808)

Joseph Smit (Dutch, 1836 – 1929)

Charles Verlat (Belgian, 1824-1890)

Joseph Wolf (German, 1820-1899)

Johann Friedrich Naumann (German, 1780 – 1857)