Black-Belly Worm-Eating Snake ( Trachischium fuscum Blyth, 1854 )

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Name
Scientific Name: 
Trachischium fuscum (Blyth, 1854)
Regional Names: 
English: 
Darjeeling Oriental Slender Snake
Photographs: 
Distribution: 
Found in hills of Himalayan region up to 7000ft. In India it has been recorded from Jammu & Kashmir, Uttar Pradesh (extreme north parts), most of the hilly region of Uttrakhand, West Bengal's northern parts (Darjeeling and surrounding; Darjeeling is its type locality), Sikkim, Assam and Arunachal Pradesh. Also found in Bhutan and Nepal.
Family: 
Characteristics for identification: 

It can be easily identified by checking higher number of ventrals (150-165) and dark brown or black belly.

Description: 

Maximum length- 70cm.

Dorsal -
Body cylindrical with shiny and subequal smooth scales. Dorsal dark brown or blackish; more or less iridescent; with or without indistinct streaks.

Ventral -
Belly color bright blackish-brown.

Head -
Head depressed on snout; not broader than neck. Upper lip color brown or lighter than rest of head which is patternless. Eyes with rounded pupil.

Tail -
Short length tail ends with conical tip.

Scalation
Head: 
Supralabial 6; 3rd & 4th in contact with eyes; single prefrontals, preocular 1; loreal 1, postocular 1, temporal 1+2.
Dorsal: 
Smooth scales in 13: 13: 13 rows without apical pits.
Ventral: 
150-165; anal undivided.
Sub Caudal: 
28-42; paired.
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