Crotaphytus vestigium Smith & Tanner, 1972

Common Name and Body Size

Crotaphytus vestigium, commonly called the Baja California collared lizard, is a large-bodied lizard species.

Head and Scale Features

It has a broad head, short snout, granular scales, and two distinct black collar markings.

Collar Marking Details

These collar markings are separated at the dorsal midline by more than 12 pale scales.

Base Color and Crossbands

Its base body color ranges from tan to olive, and it has broad dark crossbands across its body.

Adult Snout-Vent Length

Adult snout–vent length falls between 6.9 and 11.2 cm (2.7 and 4.4 in).

Juvenile Appearance

Juvenile Baja California collared lizards have a similar appearance to adults, but their banding is more distinct.

Male Sexual Dimorphism

Males of this species have enlarged postanal scales, a blue-grey throat, and large dark blotches on their flanks.

Rarity and Habitat Preference

This species is uncommon, and it prefers rocky habitats, particularly washes.