Phrynocephalus mystaceus | |
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Scientific classification ![]() | |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Reptilia |
Order: | Squamata |
Suborder: | Iguania |
Family: | Agamidae |
Genus: | Phrynocephalus |
Species: | P. mystaceus |
Binomial name | |
Phrynocephalus mystaceus (Pallas, 1776) | |
Synonyms [2] | |
Lacerta mystaceaPallas, 1776 |
Phrynocephalus mystaceus, also known as the secret toadhead agama [2] and toad-headed agama, [1] is a species of agamid lizard. It is found in southern Russia, Kazakhstan, and northwestern China (Xinjiang) and southward to northern Iran, Afghanistan, Turkmenistan, Tajikistan, Kyrgyzstan, and Uzbekistan. [1] [2] The most exciting feature of the toad-headed agamas is their defense mechanism. When threatened, they flatten their bodies and open their mouths wide, such that their bright-colored flaps open. This, along with continuous hissing, scares whatever predator they encounter. [3] [4] [5]
Two subspecies are recognized: [2]
Phrynocephalus mystaceus is generally associated with unvegetated tops of large, high sand dunes and occurs at elevations of −45–1,000 m (−148–3,281 ft) above sea level. [1]