One-toed amphiuma

Description

The one-toed amphiuma is considered aquatic,and ranges in coloration from gray-black to purplish-brown.Unlike the other two Amphiuma species which have distinctively lighter undersides,one-toed amphiumas are the same color on both the dorsum (back) and the venter (belly).It can also be distinguished by its cone-shaped head and toe number—one-toed amphiumas have one toe on each foot as opposed to the two or three exhibited by other Amphiuma species.It is the smallest species in the genus Amphiuma with the average adult size being 8.5 inches (220 mm).