Collared Lizard
Crotaphytus collaris

Family Crotaphytidae

3½" to 4½" snout-vent length; to 14" overall. Color greenish to tan, often with lighter greenish to yellow bars across back. Two prominent collar-like black bands separated by lighter band behind neck. Dorsal surface often peppered with small whitish spots. Large head, with prominent constriction at neck.
Elevation Range:
Up to 7000' in southeastern Colorado; to 8000' in western Colorado.
Subspecies in Colorado:
Crotaphytus collaris collaris in southeastern Colorado; Crotaphytus collaris auriceps in western Colorado.

C. c. auriceps males have a bright yellow head; C. c. collaris males have head nearly the same as body color.
  Collared Lizard
Photo from Hammerson, 1986.
Used with permission.
CountyRef. CountyRef. CountyRef. CountyRef.
Adams  DoloresH La PlataH Pitkin 
Alamosa  Douglas  Lake  ProwersH
Arapahoe  Eagle  Larimer  PuebloH
ArchuletaH El Paso  Las AnimasH Rio Blanco * 
BacaH Elbert  Lincoln  Rio Grande 
BentH FremontH Logan  Routt 
Boulder  GarfieldH MesaH Saguache 
Chaffee  Gilpin  Mineral  San Juan 
Cheyenne *  Grand  Moffat *  San MiguelH
Clear Creek  Gunnison *  MontezumaH Sedgwick 
Conejos  Hinsdale  MontroseH Summit 
Costilla  HuerfanoH Morgan  Teller 
Crowley *  Jackson  OteroH Washington 
Custer *  Jefferson  Ouray  Weld 
DeltaH Kiowa *  Park  Yuma 
Denver  Kit Carson  Phillips 
Map of Colorado
Color Key
Adams Alamosa Arahapoe Archuleta Baca Bent Boulder Chaffee Cheyenne Clear Creek Conejos Costilla Crowley Custer Delta Denver Dolores Douglas Eagle El Paso Elbert Fremont Garfield Gilpin Grand Gunnison Hinsdale Huerfano Jackson Jefferson Kiowa Kit Carson La Plata Lake Larimer Las Animas Lincoln Logan Mesa Mineral Moffat Montezuma Montrose Morgan Otero Ouray Park Phillips Pitkin Prowers Pueblo Rio Blanco Rio Grande Routt Saguache San Juan San Miguel Sedgewick Summit Teller Washington Weld Yuma