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Home »» Lizards »» Phrynosomatidae (North American Spiny Lizards) »» Western Earless Lizard (Holbrookia maculata)


Western Earless Lizard (Holbrookia maculata)Species of Least Concern





Description: H. maculata is a small species of lizard. Adults have a total length (including tail) of 4 to 5 inches. The dorsal scales are granular and smooth. There are no external ear openings. There are two folds across the throat. The throat of the female is orange during the breeding season. The underside of the tail has no dark spots.

Habitat: The preferred natural habitats of H. maculata are shrubland, grassland, and desert.

Range: H. maculata is found in the U.S. states of Arizona, Colorado, Kansas, Oklahoma, Nebraska, New Mexico, South Dakota, Texas, Utah, and Wyoming, as well as in the Mexican states of Chihuahua, Coahuila, Durango, Guanajuato, Jalisco, Nuevo León, San Luis Potosí, Sinaloa, Sonora, and Zacatecas.

Found in these States: AZ | CO | KS | NE | NM | OK | SD | TX | UT | WY

Diet: It preys upon insects and spiders.

Reproduction: H. maculata is oviparous.

Status: Listed as Least Concern in view of the relatively large and stable extent of occurrence, area of occupancy, number of subpopulations, and population size. No major threats have been identified.

Subspecies: Nine total , with 7 found in the United States:
   Speckled Earless Lizard - (Holbrookia maculata approximans)
   Bunker’s Earless Lizard - (Holbrookia maculata bunkeri)
   Plateau Earless Lizard - (Holbrookia maculata campi)
   Dickerson's Earless Lizard - (Holbrookia maculata dickersonae)
   Striped Earless Lizard - (Holbrookia maculata flavilenta)
   Northern Earless Lizard - (Holbrookia maculata maculata)
   Eastern Earless Lizard - (Holbrookia maculata perspicua)
   Huachuca Earless Lizard - (Holbrookia maculata pulchra)
   Bleached Earless Lizard - (Holbrookia maculata ruthveni)

Taxonomy:

»» Kingdom: Animalia - Animals
   »» Phylum: Chordata - Chordates
     »» Subphylum: Vertebrata - Vertebrates
       »» Class: Reptilia - Reptiles
         »» Order: Squamata - Lizards
           »» Family: Phrynosomatidae - North American Spiny Lizards
             »» Genus: Holbrookia
               »» Species: Holbrookia maculata - Western Earless Lizard

This article uses material from the Wikipedia article "Holbrookia maculata", which is released under the Creative Commons Attribution-Share-Alike License 3.0. Content may have been omitted from the original, but no content has been changed or extended.

  

 

 

 

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Disclaimer: ITIS taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties. However, it is not a legal authority for statutory or regulatory purposes. While every effort has been made to provide the most reliable and up-to-date information available, ultimate legal requirements with respect to species are contained in provisions of treaties to which the United States is a party, wildlife statutes, regulations, and any applicable notices that have been published in the Federal Register. For further information on U.S. legal requirements with respect to protected taxa, please contact the U.S. Fish and Wildlife Service.

 
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