Snake Identifier
Montane Trinket Snake (Coelognathus helena monticollaris)
Coelognathus helena monticollaris by Nativeplants garden, via Wikimedia Commons, licensed under CC BY-SA 4.0
Colubrids

Montane Trinket Snake

Coelognathus helena monticollaris

A regional highland form of the common trinket snake found in the hill tracts of peninsular India, marked by a distinctive patterning adapted to its cooler, elevated habitat.

Venomous?
Non-venomous
Adult length
0.8-1.3 m (2.6-4.3 ft)
Range
Hill regions of peninsular India

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Overview

The montane trinket snake is a regional subspecies or form of the common trinket snake, associated with hill and highland regions of peninsular India. It shares the general body plan and non-venomous nature of its lowland relatives while occupying cooler, more elevated habitats.

It poses no danger to humans and, like other trinket snakes, may display a defensive bluffing behavior when threatened despite being harmless.

Its more restricted, montane distribution makes it less commonly encountered than the widespread common trinket snake.

How to identify it

The coloration generally resembles the common trinket snake, with dark crossbands or blotches on a lighter background, though color and pattern can vary somewhat with elevation and locality.

  • Slender, moderately built body
  • Smooth scales
  • Head not strongly distinct from the neck
  • Round pupils
  • Adults typically reach 0.8-1.3 m

Habitat & range

This form is found in hill forests, plateaus, and highland scrub of peninsular India, typically at higher elevations than the nominate common trinket snake, favoring cooler and often more forested terrain.

Behavior, diet & reproduction

The montane trinket snake is diurnal and active on the ground, capable of a defensive display involving flattening the body and striking if disturbed, though it is harmless.

It feeds on small rodents, lizards, and other small vertebrates, subduing prey by constriction. It is oviparous, laying small clutches of eggs.

Frequently asked questions

Is the montane trinket snake venomous?

No, it is non-venomous and harmless to humans.

How big does the montane trinket snake get?

Adults typically reach 0.8-1.3 m in length.

Where is the montane trinket snake found?

It inhabits hill and highland regions of peninsular India.

How does the montane trinket snake differ from the common trinket snake?

It is a regional highland form associated with cooler, more elevated habitats, with generally similar biology to its lowland relative.