George Hudson (New Zealander, 1867 – 1946)
Albert Jansz. Klomp (Dutch, 1625 - 1688)
Louis Agassiz (American, 1807 – 1873)
Alexander Francis Lydon (English, 1836-1917)
Bruno Liljefors (Swedish, 1860–1939)
Bruno Liljefors (Swedish, 1860–1939)
Lorenz Oken (German, 1779 – 1851)
Archibald Thorburn (Scottish, 1860-1935)
Jakob Becker (German, 1810 – 1872)
Henry Seebohm (English, 1832 – 1895)
Emil August Göldi (Swiss, 1859-1917)
John James Audubon (American, 1785-1851)
René-Primevère Lesson (French, 1794 – 1849)
Coenraad Jacob Temminck (Dutch, 1778-1858)
Allan Brooks (Canadian, 1869 – 1946)
John Gould (English, 1804-1881)
Louis Agassiz (American, 1807 – 1873)
Sir Andrew Smith (English, 1797-1872)
John Gould (English, 1804-1881)
John James Audubon (American, 1785-1851)
John Gerrard Keulemans (Dutch, 1842-1912)
Frank Edward Clarke (New Zealander, 1849 – 1899)
Bruno Dürigen (German, 1853–1930)
Johann Heinrich Sulzer (Swiss, 1735 – 1813)
Alpheus Spring Packard (American, 1839 – 1905)
René de Rabié (French, 1700-1785)
Heinrich Carl Küster (German, 1807 – 1876)