
Emil Volkers (German, 1831-1905)

George Hudson (New Zealander, 1867 – 1946)

Joseph Heicke (Austrian, 1811 - 1861)

Anonymous

John James Audubon (American, 1785-1851)

Luigi Balugani (Italian, 1737-1770)

Frank Edward Clarke (New Zealander, 1849 – 1899)

Joris Hoefnagel (Flemish, 1542-1600)

Anselmus Boëtius de Boodt (Flemish, 1550 - 1632)

Henry Stull (American, 1851-1913)

Alexander Koester (German, 1864-1932)

Ernst Haeckel (German, 1834-1919)

John James Audubon (American, 1785-1851)

Coenraad Jacob Temminck (Dutch, 1778-1858)

Frank Edward Clarke (New Zealander, 1849 – 1899)

George Hudson (New Zealander, 1867 – 1946)

Henri Verstijnen (Dutch, 1882-1940)

Artur Oppman (Polish, 1867 – 1931)

Otto Staudinger (German, 1830 – 1900)

John James Audubon (American, 1785-1851)

Joseph Scholz (German, 1793-?)

John James Audubon (American, 1785-1851)

George Hudson (New Zealander, 1867 – 1946)

Léo-Paul Robert (Swiss, 1851 - 1923)

Johann Wenzel Peter (Austrian, 1745–1829)

George Shaw (English, 1751 – 1813)

Rodolpho von Ihering (Brazilian, 1883-1939)

Louis Agassiz (American, 1807 – 1873)

Frederick DuCane Godman (English, 1834 – 1919)