Indo-Chinese rat snake
In Thai: งูสิงธรรมดา, ngu sing tammada
Binomial name: Ptyas korros, Hermann Schlegel, 1837
Ptyas korros, commonly known as the Chinese ratsnake or Indochinese rat snake, is a species of colubrid snake endemic to Southeast Asia.
Snout obtuse, projecting; eye very large. Rostral visible from above; internasals shorter than the prefrontals; frontal as long as its distance from the tip of the snout or a little longer, as long as the parietals; two or three loreals; a large preocular, sometimes touching the frontal; a small subocular below; two postoculars; temporals 2 + 2; eight upper labials, fourth and fifth entering the eye; five lower labials in contact with the anterior chin-shields, which are shorter than the posterior.
Dorsal scales smooth or feebly keeled on the posterior part of the body, in 15 rows at midbody; ventrals 160-177; anal divided; sub-caudals 122-145.
Brown or olive above; the scales on the posterior part of the body and on the tail often yellow and edged with black. Lower surface yellow. Young specimens with transverse series of round whitish spots or with narrow yellow transverse bars.
Length of head and body 1080 mm; tail 700 mm.
Myanmar; Cambodia, China (Zhejiang, Jiangxi, Fujian, Guangdong, Hainan, Guangxi, Hunan, Yunnan, Hong Kong), India (Assam; Arunachal Pradesh (Namdapha - Changlang district, Chessa, Chimpu, Itanagar - Papum Pare district), Bangladesh, Indonesia (Sumatra, Borneo, Java, Bali), Laos, Taiwan, Thailand, Vietnam, West Malaysia, Singapore Island
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Kingdom Animalia Phylum Chordata Subphylum Vertebrata Class Reptilia Order Squamata Suborder Serpentes Family Colubridae Genus Ptyas Species Ptyas korros
German: Indochinesische Rattenschlange Indomalayische Rattenschlange English: Chinese ratsnake Indo-Chinese rat snake Thai: งูสิงธรรมดา, ngu sing tammada งูเห่าตาลาน, ngu haow taa lan งูสิงอ้อย, ngu sing oi
Ptyas korros, Van Stanley Bartholomew Wallach et al. (2014) Ptyas korros, Thomas Ziegler (2002) Ptyas korros, Theadora Pinou & Herndon Glenn Dowling (2000) Ptyas korros, Merel J. Cox et al. (1998) Coluber korros, James Draper Lazell (1998) Ptyas korros, Ulrich Manthey & Wolfgang Grossmann (1997) Ptyas korros, Malcolm Arthur Smith (1943) Zamenis korros, René Léon Bourret (1935) Ptyas korros indicus, R. Mell (1931) Ptyas korros chinensis, R. Mell (1930) Liopeltis libertatis, Thomas Barbour (1910) Zamenis korros, Frank Wall (1908) Ptyas korros, Leonhard Hess Stejneger (1907) Zamenis korros, George Albert Boulenger (1893) Zamenis korros, George Albert Boulenger (1890) Ptyas korros, Edward Drinker Cope (1861) Ptyas korros, Edward Drinker Cope (1860) Coryphodon korros, André Marie Constant Duméril & Gabriel Bibron (1854) Coluber korros, Hermann Schlegel (1837)
Ptyas korros (subadult)
Ptyas korros (juvenile)
Ptyas korros (juvenile)
Ptyas korros - Khao Sam Roi Yot National Park
Indo-Chinese rat snake
Ban Lat District, Phetchaburi Bang Lamung District, Chonburi Bangkok Province Betong District, Yala Cha-Am District, Phetchaburi Chae Hom District, Lampang Chaloem Phra Kiat District, Nakhon Ratchasima Chiang Kham District, Phayao Dan Chang District, Suphan Buri Doi Phu Kha National Park Doi Saket District, Chiang Mai Doi Suthep - Pui National Park Fang District, Chiang Mai Hang Chat District, Lampang Hang Dong District, Chiang Mai Hua Hin District, Prachuap Khiri Khan Huai Kha Khaeng Wildlife Sanctuary Kaeng Krachan District, Phetchaburi Kaeng Krachan National Park Kantharawichai District, Maha Sarakham Kao Liao District, Nakhon Sawan Khanom District, Nakhon Si Thammarat Khao Nam Khang National Park Khao Phanom District, Krabi Khao Phanom Bencha National Park Khao Phra - Bang Khram Wildlife Sanctuary Khao Sam Roi Yot National Park Khao Sok National Park Khao Yai Da Khao Yai National Park Khuan Khanun District, Phatthalung Ko Chang District, Trat Ko Lanta District, Krabi Ko Samui District, Surat Thani Lao Khwan District, Kanchanaburi Mae Rim District, Chiang Mai Mae Wang District, Chiang Mai Mu Ko Chang National Park Mu Ko Samet National Park Mueang Bueng Kan District, Bueng Kan Mueang Chiang Mai District, Chiang Mai Mueang Kanchanaburi District, Kanchanaburi Mueang Krabi District, Krabi Mueang Nakhon Ratchasima District, Nakhon Ratchasima Mueang Nan District, Nan Mueang Nongbua Lamphu District, Nong Bua Lamphu Mueang Phetchaburi District, Phetchaburi Mueang Phichit District, Phichit Mueang Phuket District, Phuket Mueang Prachuap Khiri Khan District, Prachuap Khiri Khan Mueang Rayong District, Rayong Mueang Tak District, Tak Mueang Udon Thani District, Udon Thani Na Haeo District, Loei Noen Maprang District, Phitsanulok Nong Kung Si District, Kalasin Nong Ya Plong District, Phetchaburi Pak Phanang District, Nakhon Si Thammarat Pak Tho District, Ratchaburi Palian District, Trang Pang Sida National Park Phan District, Chiang Rai Phimai District, Nakhon Ratchasima Phu Luang Wildlife Sanctuary Phu Toei National Park Phu Wua Wildlife Sanctuary Prachantakham District, Prachinburi Pran Buri District, Prachuap Khiri Khan Sai Yok District, Kanchanaburi Sam Phran District, Nakhon Pathom Saraphi District, Chiang Mai Satuek District, Buriram Sawi District, Chumphon Selaphum District, Roi Et Somdet District, Kalasin Sri Nakarin Dam National Park Sung Noen District, Nakhon Ratchasima Takua Pa District, Phang Nga Tha Mai District, Chanthaburi Tha Song Yang District, Tak Tha Yang District, Phetchaburi Thalang District, Phuket Thong Pha Phum District, Kanchanaburi Thung Hua Chang District, Lamphun Thung Yai Naresuan Wildlife Sanctuary U Thong District, Suphan Buri Wang Nuea District, Lampang Watthana Nakhon District, Sa Kaeo Range map of Ptyas korros in Thailand
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