Jean Gabriel Prêtre (Swiss, 1768 – 1849)
Frederick DuCane Godman (English, 1834 – 1919)
Charles Hamilton Smith (English, 1776-1859)
Mark Catesby (English, 1683 – 1749)
John Ferneley (English, 1782 - 1860)
Heinrich Von Zügel (German, 1850 - 1941)
Aert Schouman (Dutch, 1710-1792)
Louis Agassiz (American, 1807 – 1873)
George Hudson (New Zealander, 1867 – 1946)
Anders Askevold (Norwegian, 1834 - 1900)
Luigi Balugani (Italian, 1737-1770)
Pieter Withoos (Dutch, 1654–1693)
Jacques-Raymond Brascassat (French, 1804–1867)
Saverio Manetti (Italian, 1723 – 1785)
Filippo Buonanni (Italian, 1638 – 1723)
Willem Maris (Dutch, 1844 - 1910)
Hans Haag (Austrian, 1841 - 1919)
Robert Hills (English, 1769 – 1844)
Louis-Isidore Duperrey (French, 1786 – 1865)
Johann Friedrich Naumann (German, 1780 – 1857)
Emil August Göldi (Swiss, 1859-1917)
Saverio Manetti (Italian, 1723 – 1785)
Louis Agassiz (American, 1807 – 1873)
Fritz Thomsen (Danish, 1819 - 1891)
Henry Seebohm (English, 1832 – 1895)
Geza Vastagh (Hungarian, 1866-1919)