TAILIEUCHUNG -  Ptyas mucosus

Dhaman or Oriental Ratsnake Ptyas mucosus is a common species of colubrid snake found in parts of South and Southeast Asia. Growing to nearly two metres, they are large snakes and their colour varies from pale browns in dry regions to nearly black in moist forest areas. They are frequently found in urban areas where rodents thrive. 1. Scientific classification Kingdom: Animalia Phylum: Chordata Class: Reptilia Order: Squamata Suborder: Serpentes Family: Colubridae Genus: Ptyas Species: P. mucosus 2. Distribution Afghanistan, Bangladesh, Burma (Myanmar), Cambodia, China (Zhejiang, Hubei, Jiangxi, Fujian, Guangdong, Hainan, Guangxi, Yunnan, Tibet, Hong Kong), India, Sri Lanka, Indonesia. | 1 2 3 4 5 Ptyas mucosus 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 Dhaman or Oriental Ratsnake Ptyas mucosus is a common species of colubrid snake found in parts of South and Southeast Asia. Growing to nearly two metres they are large snakes and their colour varies from pale browns in dry regions to nearly black in moist forest areas. They are frequently found in urban areas where rodents thrive. 1. Scientific classification Kingdom Animalia Phylum Chordata Class Reptilia Order Squamata Suborder Serpentes Family Colubridae Genus Ptyas Species P. mucosus 2. Distribution Afghanistan Bangladesh Burma Myanmar Cambodia China Zhejiang Hubei Jiangxi Fujian Guangdong Hainan Guangxi Yunnan Tibet Hong Kong India Sri Lanka Indonesia Sumatra Java Iran Laos West Malaysia Nepal Myanmar Pakistan Sindh area Taiwan Thailand Turkmenistan Vietnam 3. Description Description from Boulenger s Fauna of British India Reptilia and Batrachia volume of 1890 - Snout obtuse slightly projecting eye large rostral a little broader than deep visible from above suture between the inter-nasals shorter than that between the prefrontals frontal as long as its distance from the end of the snout as 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 long as the parietals or slightly shorter usually three loreals one large preocular with a small subocular below two postoculars temporals 2 2 8 upper labials fourth and fifth entering the eye 5 lower labials in contact with the anterior chin-shields which are shorter than the posterior the latter in contact anteriorly. Scales more or less strongly keeled on the posterior part of the back in 17 rows. Ventrals 190 - 208 anal divided subcaudals 95 - 135. Brown above frequently with more or less distinct black cross-bands on the posterior part of the body and on the tail young usually with light cross-bands on the front half of the body. Lower - When threatened they are capable of growling. This has been suggested as a possible case of mimicry of the

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