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threatened and/or endangered

Lesser Earless Lizard Holbrookia maculata


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Lesser Earless Lizard
credit: Quentin Bremmer

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Family: Phrynosomatidae, Earless and Horned Lizards view all from this family

Description Granular back scales. Throat has 2 folds, earless. Brownish/gray. Light stripes on sides interspersed with dark blotches. Underside of tail spotless. Blue-bordered black marks on sides of belly. Orange throat on females during breeding.

Dimensions 10-16cm. (4-6 1/4")

Subspecies Northern Earless Lizard - back has distinct blotches. South Dakota, New Mexico, Colorado, Wyoming and Texas Panhandle.
Eastern Earless Lizard - Dark blotched pattern on males. Kansas to Texas.
Speckled Earless Lizard - Spots on upperside of males. Arizona, New Mexico, Texas to Mexico.
Western Earless Lizard - Large, up to 16cm (6 1/4"). Arizona to Mexico.
Bleached Earless Lizard - Lacks dorsal blotches. White Sands Region, New Mexico.
Huachuca Earless Lizard - Tail longer than body, lacks dorsal stripes.Above 5000ft, Arizona.

Breeding Breeds spring/summer. 5-7 eggs in a clutch, lais April-September. Hatch May-October.

Habitat Grassy prairies and desert grassland with sandy soil.

Range Arizona, New Mexico, Texas, Utah, Colorado, Kansas, Oklahoma, Nebraska, South Dakota and Wyoming, as well as throughout most of Mexico.

Discussion Diurnal. No ears, probably since it burrows headfirst. Insects and small spiders form main diet.