Siamese blue crested lizard
In Thai: กิ้งก่าหัวสีฟ้า, ging ga hua si faa
Binomial name: Calotes mystaceus, André Marie Constant Duméril & Gabriel Bibron, 1837
Calotes mystaceus, the Indo-Chinese forest lizard is an agamid lizard found in China, South Asia and Southeast Asia.
Physical Structure: Upper head-scales smooth or feebly keeled, imbricate, scarcely enlarged on supraorbital region; a few small spines on each side of the head above the tympanum; latter measuring at least half the diameter of the orbit. Gular sac small; gular scales feebly keeled, as large as dorsals. An oblique fold in front of the shoulder. Dorso-nuchal crest well developed in the male, composed of falciform spines directed backwards, the longest measuring the diameter of the orbit; it gradually decreases in height on the back, being reduced to a mere denticulation on the sacrum. 45-53 scales round the middle of the body; dorsal scales keeled, nearly twice as large as ventrals, all directed upwards and backwards; ventral scales strongly keeled. The adpressed hind limb reaches the tympanum or the posterior border of the orbit; fourth finger slightly longer than the third. Tail a little compressed, at the base with a slightly serrated upper ridge.
Color Pattern: Background color grey to olive, frequently with large transverse red spots on the back; lips yellowish.
Length: Maximum: 42 cm., Common: 28 cm. (Snout to vent 9.5 cm.).
Maximum published weight: ? g.
Cambodia, China (Yunnan), India (Mizoram), Laos, Myanmar (Tenasserim to Mandalay = Mandale and Kachin State 97°30E), Thailand (north of the Istmus of Kra), & Vietnam (South). And possibly found in Bangladesh (Chittagong Hill tracts), adjacent to Mizoram province of India.
Terrestrial & arboreal; diurnal; naturally found in forest, but can be found in treed neighborhoods and city parks.
Feeds on crickets, grasshoppers, moths, and other insects.
No known practical uses. Play rolls in eco-system by eating various types of insects and otherwise.
Threat to humans
Non-venomous and harmless to humans. Can give a painful bite if handled, but is not dangerous.
IUCN threat status
Not Evaluated (NE).
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- Calotes mystaceus
- German: Blaue Schönechse
- Indo-Chinese forest lizard
- Blue-crested lizard
- Thai: กิ้งก่าหัวสีฟ้า, ging ga hua si faa
- Calotes mystaceus, Nguyen Van Sang et al. (2009)
- Calotes mystaceus, Ulrich Manthey & Norbert Schuster (1999)
- Calotes mystaceus, Merel J. Cox et al. (1998)
- Calotes mystaceus, Edward Harrison Taylor (1963)
- Calotes mystaceus, Malcolm Arthur Smith (1935)
- Calotes mystaceus, George Albert Boulenger (1885)
- Calotes mystaceus, André Marie Constant Duméril & Gabriel Bibron (1837)