Species of Thailand

Boulenger's tree dragon

Acanthosaura crucigera, George Albert Boulenger , 1885

(In Thai: กิ้งก่าเขาหนามสั้น)

Acanthosaura crucigera is a species of lizards commonly known as Boulenger's pricklenape or masked horned tree lizard. They are found in Myanmar, Thailand, Malaysia and Cambodia.

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Site notes

In the recent years A. cardamomensis and A. phuketensis got split from A. crucigera.

Scientific classification

Acanthosaura crucigera

Common names

  • German:
    • Masken-Nackenstachler
    • Winkelkopfagame
  • English:
    • Boulenger's tree dragon
    • Boulenger's pricklenape
    • Masked horned tree lizard
  • Thai: กิ้งก่าเขาหนามสั้น


  • Acanthosaura crucigera, Perry L. Wood Jr et al. (2010)
  • Acanthosaura cf. crucigera, Larry Lee Grismer et al. (2008)
  • Acanthosaura cf. crucigera, Tanya Chan-Ard et al. (1999)
  • Acanthosaura crucigera, Merel J. Cox et al. (1998)
  • Acanthosaura crucigera, Ulrich Manthey & Wolfgang Grossmann (1997)
  • Acanthosaura crucigera, Heinz Wermuth (1967)
  • Acanthosaura crucigera, Edward Harrison Taylor (1963)
  • Goniocephalus armatus crucigerus, Malcolm Arthur Smith (1935)
  • Acanthosaura horrescens, Axel Johan Einar Lönnberg (1916)
  • Acanthosaura crucigera, George Albert Boulenger (1885)


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Acanthosaura crucigera - Kui Buri National Park
Acanthosaura crucigera
Acanthosaura crucigera
Acanthosaura crucigera (juvenile)
Acanthosaura crucigera (subadult)
Boulenger's pricklenape
Masked horned tree lizard

Range Map

Distribution map of Boulenger's tree dragon, Acanthosaura crucigera in Thailand
  • Erawan National Park
  • Huai Kha Khaeng Wildlife Sanctuary
  • Kaeng Krachan District, Phetchaburi
  • Kaeng Krachan National Park
  • Khao Luang National Park
  • Khao Nan National Park
  • Khao Phra - Bang Khram Wildlife Sanctuary
  • Khao Pu - Khao Ya National Park
  • Kui Buri National Park
  • Mueang Krabi District, Krabi
  • Na Yong District, Trang
  • Nam Nao National Park
  • Phu Khiao Wildlife Sanctuary
  • Sai Yok National Park
  • Taksin Maharat National Park
  • Tha Song Yang District, Tak
  • Thale Ban National Park
  • Thong Pha Phum National Park
  • Thung Salaeng Luang National Park
  • Thung Yai Naresuan Wildlife Sanctuary
  • Umphang Wildlife Sanctuary
Range map of Acanthosaura crucigera in Thailand