The fringe-toed sand lizard (''Uma exsul'') is a species of lizard in the family

Phrynosomatidae The Phrynosomatidae are a diverse family of lizards, sometimes classified as a subfamily (Phrynosomatinae), found from Panama to the extreme south of Canada. Many members of the group are adapted to life in hot, sandy deserts, although the spiny ...

. It is

endemic Endemism is the state of a species being found only in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also foun ...

Mexico Mexico, officially the United Mexican States, is a country in North America. It is the northernmost country in Latin America, and borders the United States to the north, and Guatemala and Belize to the southeast; while having maritime boundar ...

. It is omnivorous, with the ability to detect food chemically by tongue-flicking.

References

Uma Reptiles of Mexico Reptiles described in 1947 Taxa named by Karl Patterson Schmidt {{Phrynosomatidae-stub