Thai National Parks

Species of Thailand

Copperhead racer

Coelognathus radiatus

(Heinrich Boie, 1827)

In Thai: งูทางมะพร้าว, ngu taang mapao

Coelognathus radiatus, commonly known as the radiated ratsnake, copperhead rat snake, or copper-headed trinket snake, is a nonvenomous species of colubrid snake.

Temperament

These snakes are usually defensive in nature which makes it hard to catch or control them.

Common names

  • German: Strahlennatter
  • English:
    • Copperhead racer
    • Copperhead rat snake
    • Radiated rat snake
    • Copper-headed trinket snake
  • Thai: งูทางมะพร้าว, ngu taang mapao
  • Myanmar: ငန်းစောင်း
  • Laos:ງູສາ
  • Malay: Ular Rusuk Kerbau
  • Bengali (Bangladesh): দুধরাজ (Dudhraj), আরবালি সাপ (Arbali sap)

Distribution

  • Indonesia (Sumatra, Bangka, Borneo/Kalimantan, Java), Bali
  • Malaysia and Brunei (Malaya and East Malaysia); Borneo,
  • Singapore Island,
  • Burma (Myanmar),
  • Thailand (including Phuket), Koh Phangan
  • Laos, Cambodia, Vietnam,
  • Japan (Ryukyu Islands),
  • India (Assam, Arunachal Pradesh (Miao - Changlang district, Chessa, Chimpu, Itanagar - Papum Pare district) ),
  • Bangladesh, Nepal,
  • South China (Fujian, Yunnan, Guangxi, Guangdong, Hong Kong),
  • Nepal

Type locality: Java

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Scientific classification

Kingdom
Animalia
Phylum
Chordata
Class
Reptilia
Order
Squamata
Suborder
Serpentes
Family
Colubridae
Genus
Coelognathus
Species
Coelognathus radiatus

Common names

  • German: Strahlennatter
  • English:
    • Copperhead racer
    • Copperhead rat snake
    • Radiated rat snake
    • Copper-headed trinket snake
  • Thai: งูทางมะพร้าว, ngu taang mapao

Synonyms

  • Coelognathus radiates (in error), KHOERUNISA et al. (2021)
  • Coelognathus radiates (in error), NEPALI & SINGH (2019)
  • Coelognathus radiates (in error), WANGYAL (2014)
  • Coelognathus radiatus, Van Stanley Bartholomew Wallach et al. (2014)
  • Elaphe radiatus, T.S.N. Murthy (2010)
  • Coelognathus radiata, Thomas Ziegler et al. (2007)
  • Coelognathus radiatus, Winchell (2003)
  • Elaphe radiata, Olivier S.G. Pauwels et al. (2003)
  • Coelognathus radiatus, Andreas Gumprecht (2003)
  • Elaphe radiata, Thomas Ziegler (2002)

Conservation status

Least Concern (IUCN 3.1)

Least Concern (IUCN 3.1)

Photos

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Coelognathus radiatus
Coelognathus radiatus
Coelognathus radiatus

Range Map

Distribution map of Copperhead racer, Coelognathus radiatus in Thailand
  • Ao Luek District, Krabi
  • Aranyaprathet District, Sa Kaeo
  • Ban Bueng District, Chonburi
  • Ban Lat District, Phetchaburi
  • Ban Na District, Nakhon Nayok
  • Ban Na San District, Surat Thani
  • Ban Phaeo District, Samut Sakhon
  • Ban Phue District, Udon Thani
  • Bang Bo District, Samut Prakan
  • Bang Kapi District, Bangkok
  • Bang Khen District, Bangkok
  • Bang Khla District, Chachoengsao
  • Bang Khun Thian District, Bangkok
  • Bang Lamung District, Chonburi
  • Bang Na District, Bangkok
  • Bang Pa In District, Phra Nakhon Si Ayutthaya
  • Bang Phli District, Samut Prakan
  • Bang Rakam District, Phitsanulok
  • Bang Saphan District, Prachuap Khiri Khan
  • Bang Yai District, Nonthaburi
  • Bangkok Province
  • Borabue District, Maha Sarakham
  • Bueng Kum District, Bangkok
  • Cha-Am District, Phetchaburi
  • Chaiya District, Surat Thani
  • Chiang Dao District, Chiang Mai
  • Chiang Kham District, Phayao
  • Chiang Saen District, Chiang Rai
  • Chok Chai District, Nakhon Ratchasima
  • Chom Bueng District, Ratchaburi
  • Chom Thong District, Chiang Mai
  • Chum Phae District, Khon Kaen
  • Damnoen Saduak District, Ratchaburi
  • Dan Sai District, Loei
  • Det Udom District, Ubon Ratchathani
  • Doem Bang Nang Buat District, Suphan Buri
  • Doi Inthanon National Park
  • Doi Khun Tan National Park
  • Doi Phu Kha National Park
  • Doi Saket District, Chiang Mai
  • Doi Suthep - Pui National Park
  • Hang Chat District, Lampang
  • Hang Dong District, Chiang Mai
  • Hat Yai District, Songkhla
  • Hua Hin District, Prachuap Khiri Khan
  • Hua Sai District, Nakhon Si Thammarat
  • Huai Kha Khaeng Wildlife Sanctuary
  • Huai Khot District, Uthai Thani
  • Kaeng Krachan District, Phetchaburi
  • Kaeng Krachan National Park
  • Kamphaeng Saen District, Nakhon Pathom
  • Kanchanadit District, Surat Thani
  • Kantang District, Trang
  • Kantharawichai District, Maha Sarakham
  • Kathu District, Phuket
  • Khanom District, Nakhon Si Thammarat
  • Khao Lak - Lam Ru National Park
  • Khao Phanom District, Krabi
  • Khao Phra Thaeo Wildlife Sanctuary
  • Khao Sam Roi Yot National Park
  • Khao Sok National Park
  • Khao Yai National Park
  • Khao Yoi District, Phetchaburi
  • Khlong Luang District, Pathum Thani
  • Khlong Sam Wa District, Bangkok
  • Khlong Thom District, Krabi
  • Khukhan District, Sisaket
  • Khun Yuam District, Mae Hong Son
  • Klaeng District, Rayong
  • Ko Chang District, Trat
  • Ko Chang (South Thailand)
  • Ko Kut District, Trat
  • Ko Lanta District, Krabi
  • Ko Pha-ngan District, Surat Thani
  • Ko Phra Thong
  • Ko Samui District, Surat Thani
  • Ko Tao
  • Ko Yao District, Phang Nga
  • Krathum Baen District, Samut Sakhon
  • Kuchinarai District, Kalasin
  • Lahan Sai District, Buriram
  • Lam Luk Ka District, Pathum Thani
  • Lam Plai Mat District, Buriram
  • Lam Sonthi District, Lopburi
  • Lam Thap District, Krabi
  • Lan Saka District, Nakhon Si Thammarat
  • Lat Krabang District, Bangkok
  • Lat Phrao District, Bangkok
  • Li District, Lamphun
  • Lom Kao District, Phetchabun
  • Lom Sak District, Phetchabun
  • Mae Ai District, Chiang Mai
  • Mae Rim District, Chiang Mai
  • Mae Sot District, Tak
  • Mueang Chanthaburi District, Chanthaburi
  • Mueang Chiang Mai District, Chiang Mai
  • Mueang Chiang Rai District, Chiang Rai
  • Mueang Chonburi District, Chonburi
  • Mueang Chumphon District, Chumphon
  • Mueang Kalasin District, Kalasin
  • Mueang Kanchanaburi District, Kanchanaburi
  • Mueang Khon Kaen District, Khon Kaen
  • Mueang Krabi District, Krabi
  • Mueang Lampang District, Lampang
  • Mueang Loei District, Loei
  • Mueang Lopburi District, Lopburi
  • Mueang Mukdahan District, Mukdahan
  • Mueang Nakhon Nayok District, Nakhon Nayok
  • Mueang Nakhon Ratchasima District, Nakhon Ratchasima
  • Mueang Nakhon Sawan District, Nakhon Sawan
  • Mueang Nakhon Si Thammarat District, Nakhon Si Thammarat
  • Mueang Nong Khai District, Nong Khai
  • Mueang Nongbua Lamphu District, Nong Bua Lamphu
  • Mueang Phang Nga District, Phang Nga
  • Mueang Phetchaburi District, Phetchaburi
  • Mueang Phichit District, Phichit
  • Mueang Phitsanulok District, Phitsanulok
  • Mueang Phuket District, Phuket
  • Mueang Prachinburi District, Prachinburi
  • Mueang Ratchaburi District, Ratchaburi
  • Mueang Rayong District, Rayong
  • Mueang Sa Kaeo District, Sa Kaeo
  • Mueang Samut Prakan District, Samut Prakan
  • Mueang Samut Sakhon District, Samut Sakhon
  • Mueang Satun District, Satun
  • Mueang Trang District, Trang
  • Mueang Udon Thani District, Udon Thani
  • Mueang Uthai Thani District, Uthai Thani
  • Mueang Uttaradit District, Uttaradit
  • Na Haeo District, Loei
  • Na Klang District, Nong Bua Lamphu
  • Na Yai Am District, Chanthaburi
  • Na Yong District, Trang
  • Nam Nao National Park
  • Nikhom Phatthana District, Rayong
  • Noen Maprang District, Phitsanulok
  • Nong Chik District, Pattani
  • Nong Han District, Udon Thani
  • Nong Phai District, Phetchabun
  • Omkoi District, Chiang Mai
  • Pak Chong District, Nakhon Ratchasima
  • Pak Phanang District, Nakhon Si Thammarat
  • Pak Thong Chai District, Nakhon Ratchasima
  • Palian District, Trang
  • Pang Sida National Park
  • Pathum Thani Province
  • Phanom District, Surat Thani
  • Phaya Thai District, Bangkok
  • Phen District, Udon Thani
  • Phimai District, Nakhon Ratchasima
  • Phon Phisai District, Nong Khai
  • Photharam District, Ratchaburi
  • Phu Khiao District, Chaiyaphum
  • Phu Luang Wildlife Sanctuary
  • Phuket Province
  • Prawet District, Bangkok
  • Pua District, Nan
  • Ratchasan District, Chachoengsao
  • Ratsada District, Trang
  • Sai Mai District, Bangkok
  • Sai Yok District, Kanchanaburi
  • Sam Roi Yot District, Prachuap Khiri Khan
  • San Kamphaeng District, Chiang Mai
  • San Sai District, Chiang Mai
  • Sang Khom District, Udon Thani
  • Sangkhom District, Nong Khai
  • Saphan Sung District, Bangkok
  • Saraphi District, Chiang Mai
  • Sawang Daen Din District, Sakon Nakhon
  • Si Racha District, Chonburi
  • Sichon District, Nakhon Si Thammarat
  • Su-ngai Kolok District, Narathiwat
  • Suan Luang District, Bangkok
  • Suan Phueng District, Ratchaburi
  • Ta Phraya District, Sa Kaeo
  • Takhli District, Nakhon Sawan
  • Takua Pa District, Phang Nga
  • Tat Mok National Park
  • Tha Chana District, Surat Thani
  • Tha Li District, Loei
  • Tha Mai District, Chanthaburi
  • Tha Muang District, Kanchanaburi
  • Tha Ruea District, Phra Nakhon Si Ayutthaya
  • Tha Sae District, Chumphon
  • Tha Sala District, Nakhon Si Thammarat
  • Tha Takiap District, Chachoengsao
  • Tha Yang District, Phetchaburi
  • Thalang District, Phuket
  • Thanyaburi District, Pathum Thani
  • Thap Than District, Uthai Thani
  • Thoeng District, Chiang Rai
  • Thong Pha Phum District, Kanchanaburi
  • Umphang District, Tak
  • Uthumphon Phisai District, Sisaket
  • Wang Noi District, Phra Nakhon Si Ayutthaya
  • Wang Sam Mo District, Udon Thani
  • Wang Wiset District, Trang
  • Wichian Buri District, Phetchabun
  • Yan Ta Khao District, Trang
Range map of Coelognathus radiatus in Thailand