John Gould (English, 1804-1881)
Mario Nuzzi (Italian, 1603-1673)
Léo-Paul Robert (Swiss, 1851 - 1923)
Charles Van Den Eycken (Belgian, 1859-1923)
Edwin L. Sheppard (American, ?-1904)
Jean Gabriel Prêtre (Swiss, 1768 – 1849)
Louis-Isidore Duperrey (French, 1786 – 1865)
Alexander Francis Lydon (English, 1836-1917)
Ferdinand von Wright (Finnish, 1822- 1906)
George Hudson (New Zealander, 1867 – 1946)
Jules Baron Finot (French, 1826 - 1906)
Johann Friedrich Naumann (German, 1780 – 1857)
Johann Caspar Fuessli (Swiss , 1743-1786)
Marcus Elieser Bloch (German, 1723–1799)
René-Primevère Lesson (French, 1794 – 1849)
German School (German, 16th-20th Century)
Maria Sibylla Merian (German, 1647 – 1717)
George Armfield (English, 1808-1893)
John Frederick Herring Jr. (English, 1820-1907)
Anonymous
Henry Seebohm (English, 1832 – 1895)
Carl Reichert (Austrian, 1836-1918)
John Emms (English, 1843–1912)
Alfred Frédol (French, 1804-1863)
Saverio Manetti (Italian, 1723 – 1785)
Frederick DuCane Godman (English, 1834 – 1919)
Frederick DuCane Godman (English, 1834 – 1919)