Colubridae
Triangle Keelback
HarmlessXenochrophis trianguligerus






6 photographs of the Triangle Keelback. © Светлана Царахова.
The Triangle Keelback (Xenochrophis trianguligerus) is a non-venomous snake in the Colubridae family, recorded in 12 countries.
- Family
- Colubridae
About the Triangle Keelback
The triangle keelback (Xenochrophis trianguligerus) is a species of snake found in Brunei Darussalam, Burma (Myanmar), Cambodia, India (Nicobar Islands; Arunachal Pradesh (Deban - Changlang district)), Indonesia (Nias, Mentawai, Sumatra, Laos, Malaysia (Malaya and East Malaysia), Singapore, Thailand, and Vietnam.
The type locality is Java.
Adapted from Wikipedia, available under CC BY-SA.
Frequently asked: Triangle Keelback
- Is the Triangle Keelback venomous?
- No. The Triangle Keelback (Xenochrophis trianguligerus) is non-venomous and is not considered dangerous to humans. Like most snakes, it will retreat rather than bite when given the chance.
- Is the Triangle Keelback poisonous?
- Snakes are venomous, not poisonous. "Poisonous" means harmful to eat or touch; "venomous" means injecting toxins through a bite. The Triangle Keelback is neither poisonous nor venomous.
- Is the Triangle Keelback dangerous?
- The Triangle Keelback is not dangerous to humans. It has no medically significant venom and bites only defensively if cornered or handled.
- Where does the Triangle Keelback live?
- The Triangle Keelback has verified records in 12 countries, including Indonesia, Malaysia, Thailand. See the distribution section below for its full range.
Where it is found
More Colubridae snakes
Striped KeelbackXenochrophis vittatus
Spotted KeelbackXenochrophis maculatus
Painted KeelbackXenochrophis cerasogaster
Burmese white-barred keelbackXenochrophis bellulus
Common Garter SnakeThamnophis sirtalis
Common WatersnakeNerodia sipedon
Gopher SnakePituophis catenifer
DeKay's BrownsnakeStoreria dekayi
Classification
How scientists group this snake, from the broadest category down to the exact species. Each step narrows to its closest relatives.
- OrderThe broad group of scaled reptiles: all snakes and lizards
- Squamata
- FamilyA group of related snakes that share key traits
- Colubridae
- GenusA close-knit group of very similar species
- Xenochrophis
- SpeciesThis exact snake, named in the two-part scientific name
- Xenochrophis trianguligerus
Keep learning
- What to Do If You Find a SnakeFound a snake at home or on a trail? Here is how to stay calm, give it space, identify it safely, and know when to call a professional.
- Venomous vs Nonvenomous: How to Tell the DifferenceThe folk rules for telling venomous snakes apart, where each one fails, and why location-based identification beats guessing by sight.
- What Is a Snake? Anatomy and the BasicsA clear overview of what makes a snake a snake: limbless body plan, anatomy, evolution from lizards, species diversity, and why they are ectothermic.
- How to Keep Snakes Out of Your Yard and HomeA practical guide to keeping snakes out of your yard and home using habitat changes that work, plus what to skip and what to do if one shows up.
Distribution from GBIF & iNaturalist. Venom status per CDC. Background: Wikipedia. Informational only. Never handle a snake to identify it.