collared lizard n. Any of several species of lizards of the genus Crotaphytus and the family Iguanidae, of the central and western U.S. and northern Mexico, having long tails and usually bearing markings on the neck appearing like a collar of two black bands.
... found from Texas to California, especially in the dry sections. They run with great rapidity with the tail curved upward, which exposes the markings of the lower surface. Frequently they run like the Collared Lizard, on the hind feet. The black-and-white tail markings ... — Pathfinder - or, The Missing Tenderfoot • Alan Douglas
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