Thai National Parks

Reptiles of Thailand

Species of Thailand

Blue-crested lizard

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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Scientific classification

Calotes mystaceus

Common names

  • German: Blaue Schönechse
  • English:
    • Blue-crested lizard
    • Indo-Chinese forest 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)
Distribution map of Blue-crested lizard, Calotes mystaceus in Thailand
  • Ban Lat District, Phetchaburi
  • Bangkok Province
  • Chaloem Phra Kiat District, Buriram
  • Doi Inthanon National Park
  • Hua Hin District, Prachuap Khiri Khan
  • Huai Kha Khaeng Wildlife Sanctuary
  • Kaeng Krachan District, Phetchaburi
  • Kaeng Krachan National Park
  • Khao Nang Panthurat Forest Park
  • Khao Yai National Park
  • Lan Sang National Park
  • Mae Chan District, Chiang Rai
  • Mueang Chiang Mai District, Chiang Mai
  • Mueang Kanchanaburi District, Kanchanaburi
  • Mueang Lampang District, Lampang
  • Mueang Nakhon Ratchasima District, Nakhon Ratchasima
  • Mueang Udon Thani District, Udon Thani
  • Mueang Uttaradit District, Uttaradit
  • Na Wang District, Nong Bua Lamphu
  • Nong Ya Plong District, Phetchaburi
  • Pak Thong Chai District, Nakhon Ratchasima
  • Phrom Phiram District, Phitsanulok
  • Pua District, Nan
  • Sai Yok District, Kanchanaburi
  • Sakaerat Environmental Research Station
  • Salak Pra Wildlife Sanctuary
  • Sung Noen District, Nakhon Ratchasima
  • Tha Muang District, Kanchanaburi
  • Tha Yang District, Phetchaburi

Range map of Calotes mystaceus in Thailand

Important note; our range maps are based on limited data we have collected. The data is not necessarily accurate or complete.

Special thanks to Ton Smits, Parinya Pawangkhanant, Ian Dugdale and many others for their contribution for range data.

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