American alligator (Alligator mississippiensis) Caption: "TURTLE FISHING AND ADVENTURE WITH ALLIGATOR."
Date	1863 (publication of first edition)
Source	Scanned from The Naturalist on the River Amazons by Henry Walter Bates, University of California Press version, published 1962.
Author	Engraving by Josiah Wood Whymper (1813-1903) based on a work by Johann Baptist Zwecker 
Source: https://commons.wikimedia.org/wiki/File:Naturalist_on_the_River_Amazons_figure_28.png
The American alligator or gator (Alligator mississippiensis) is a large crocodilian reptile endemic to the southeastern United States. It is one of two living species in the genus Alligator within the family Alligatoridae.