ok, I'm going to go with northern spiny tailed gecko... since you said it is not found the southern states, i won't go with southern spiny tail. And I don't know the common names of the others lol.
Jasspa has won cos she got the name correct
(Northern Spiny TAILED Gecko)
But as u both answered at the same time u both have the RESPECT
Im off to get pizza
keep this goin ill be back in 30 mins