Jozef Chelmonski (Polish, 1849 – 1914)
Frans Everbag (Dutch, 1877–1947)
Louis Agassiz (American, 1807 – 1873)
Frank Edward Clarke (New Zealander, 1849 – 1899)
Otto Staudinger (German, 1830 – 1900)
Otto Staudinger (German, 1830 – 1900)
John Gould (English, 1804-1881)
Joseph Wolf (German, 1820-1899)
Anna Maria Kruijff (Dutch, 1870-1946)
George Stubbs (English, 1724-1806)
Philipp Franz Balthasar von Siebold (German, 1796 – 1866)
Johann Wenzel Peter (Austrian, 1745–1829)
Daniel Giraud Elliot (American, 1835 – 1915)
Eero Järnefelt (Finnish, 1863 - 1937)
James Ward (English, 1769-1859)
Saverio Manetti (Italian, 1723 – 1785)
Sir Andrew Smith (English, 1797-1872)
Luigi Balugani (Italian, 1737-1770)
Frederick DuCane Godman (English, 1834 – 1919)
Nils Kreuger (Swedish, 1858 - 1930)
James Sowerby (English, 1757 – 1822)
Louis Agassiz Fuertes (American, 1874 – 1927)
John William Lewin (English, 1770-1819)
John Gould (English, 1804-1881)
John Woodhouse Audubon (American, 1812-1862)
Frederick DuCane Godman (English, 1834 – 1919)