Amphiuma Small 320×88 Medium 640×175 Large 1024×280 Download Tiff Original 2400×657 | (106.8 KB) Description A tailed amphibian, the three-toed amphiuma, Amphiuma tridactyla. Keywords Amphiuma tridactyla, Amphiuma tridactylum, salamander, tailed amphibian, three-toed amphiuma Galleries Salamanders and Newts Source: Thomas Walton Galloway Textbook of Zoology (Philadelphia, PA: P. Blakiston's Son & Co., 1915)