Engraving of lizard species "Cnemidophorus Presignis"
From the collection of National Museum of American History. Free to download, adapt and use — no permission needed.
William H. Dougal (1822-1895) of Washington, D.C. produced this pre-press engraving proof of "Cnemidophorus Presignis, B&G" now Ameiva ameiva (Giant ameiva or Amazon racerunner), from an original illustration by John H. Richard (1807- ca 1881). The image was published as Plate XXXVIII in Volume 2, following page 226 of Appendix F (Zoology Reptiles) by Charles Girard (1822-1895) in the report describing "The U.S. Naval Astronomical Expedition to the Southern Hemisphere during the Years 1849, 1850, 1851, and 1852" by James M. Gillis (1811-1865). The volume was printed in 1855 by A. O. P. Nicholson (1808-1876) of Washington, D.C. The print is signed "Correct CGirard."
National Museum of American History’s own description