Sceloporus magister magister
Maricopa Co., Arizona. July 27, 2013
This specimen looked much like the orange-headed spiny lizards (Sceloporus magister cephaloflavus) that I saw up in the Four Corners region.
My Flickr album for this species is here.
Arizona 2013 Flickr album is here.
HerpMapper records for this species are here.