Louis Agassiz (American, 1807 – 1873)
Alfred Edmund Brehm (German, 1829-1884)
Anonymous
Thomas Waterman Wood (American, 1823-1903)
Constant Troyon (French, 1810-1865)
John Gould (English, 1804-1881)
Léo-Paul Robert (Swiss, 1851 - 1923)
Joseph Wolf (German, 1820-1899)
Henriëtte Ronner-Knip (Dutch, 1821 – 1909)
Antoine-Louis Barye (French, 1796-1875)
Jan Swammerdam (Dutch, 1637 – 1680)
John Obadiah Westwood (English, 1805 – 1893)
René-Primevère Lesson (French, 1794 – 1849)
Louis Agassiz (American, 1807 – 1873)
Jules Rothschild (French, 1838-1900)
Saverio Manetti (Italian, 1723 – 1785)
Louis Robbe (Belgian, 1806 - 1887)
Gerard ter Borch (Dutch, 1617-1681)
Louis-Isidore Duperrey (French, 1786 – 1865)
Joseph Wolf (German, 1820-1899)
August Le Gras (Dutch, 1864-1915)
René de Rabié (French, 1700-1785)
Johann Caspar Fuessli (Swiss , 1743-1786)
Marcus Elieser Bloch (German, 1723–1799)
Frederick DuCane Godman (English, 1834 – 1919)