Earless lizard

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Earless Lizard
Scientific classification
Kingdom: Animalia Phylum: Chordata Class: Sauropsida Order: Squamata Family: Phrynosomatidae
Genera
Holbrookia Cophosaurus

Earless lizards are two genera of small lizards native to the semi-arid and grassland habitats of the southwestern United States and Mexico. The genus Cophosaurus and the genus Holbrookia are both characterized by having no external ear openings, presumably to prevent sand from entering the body as they dig.

Contents 1 Species 2 Geographic range 3 References 4 External links

[edit] Species

• Genus Cophosaurus
  • Greater Earless Lizard, Cophosaurus texanus (Troschel, 1852)

• Genus Holbrookia
  • Spot-tailed Earless Lizard, Holbrookia lacerata (Cope, 1880)
  • Lesser Earless Lizard, Holbrookia maculata (Girard, 1851)
  • Keeled Earless Lizard, Holbrookia propinqua (Baird & Girard, 1852)
  • Southern Earless Lizard, Holbrookia subcaudalis (Axtell, 1956)

[edit] Geographic range

Earless lizards are found from the southwestern and central United States, in the states of Texas, Arizona, New Mexico, Utah, Colorado, Kansas, Oklahoma, and as far north as Nebraska, South Dakota, and Wyoming. They are also found in Mexico, in the states of Sonora, Chihuahua, Coahuila, Sinaloa, Durango, Zacatecas, San Luis Potosi, Nuevo Leon, Tamaulipas and Veracruz.

[edit] References

• Genus Holbrookia at The Reptile Database
• Genus Cophosaurus at The Reptile Database

[edit] External links

• Yahooligans! Animals: Greater Earless Lizard & Lesser Earless Lizard