Urosaurus ornatus

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iUrosaurus ornatus

Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Sauropsida
Order: Squamata
Family: Phrynosomatidae
Genus: Urosaurus
Species: U. ornatus
Binomial name
Urosaurus ornatus
Baird & Girard, 1852

The Tree lizard (Urosaurus ornatus) is a species of lizard native to the southwestern United States, and northern Mexico. The species has been used to research the physiological changes in the body during the fight-or-flight response as related to stress and aggressive competition [PMID 9145930].

[edit] Species

  • Texas Tree Lizard, Urosaurus ornatus ornatus (Baird & Girard, 1852)
  • Urosaurus ornatus caeruleus (Smith, 1935)
  • Urosaurus ornatus chiricahuae (Mittleman, 1941)
  • Urosaurus ornatus lateralis (Boulenger, 1883)
  • Smooth Tree Lizard, Urosaurus ornatus levis (Stejneger, 1890)
  • Lined Tree Lizard, Urosaurus ornatus linearis (Baird, 1859)
  • Big Bend Tree Lizard, Urosaurus ornatus schmidti (Mittleman, 1940)
  • Schott's Tree Lizard, Urosaurus ornatus schottii (Baird, 1858)
  • Colorado River Tree Lizard, Urosaurus ornatus symmetricus (Baird, 1858)
  • Northern Tree Lizard, Urosaurus ornatus wrighti (Schmidt, 1921)

[edit] Geographic range

United States: California, Nevada, Utah, Colorado, Arizona, New Mexico, and Texas.
Mexico: Sonora, Sinaloa, Chihuahua, and Coahuila.

[edit] References


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