Viperidae
Cantor's Pit Viper
VenomousTrimeresurus cantori

The Cantor's Pit Viper (Trimeresurus cantori) is a venomous snake in the Viperidae family, recorded in 1 country.
If you are bitten
This is a venomous snake. Treat any bite as a medical emergency: stay calm, keep the bitten limb still and roughly level with the heart, remove rings and tight clothing, and get to emergency care immediately. Do not apply a tourniquet, cut the wound, apply ice, or try to suck out venom. Call your local emergency number or poison center.
- Family
- Viperidae
- Danger
- high
About the Cantor's Pit Viper
Trimeresurus cantori, also commonly known as Cantor's pit viper or Cantor's pitviper, is a species of venomous pit viper in the subfamily Crotalinae of the family Viperidae. The species is native to the Nicobar Islands and possibly the Andaman Islands of the eastern Indian Ocean. It was named after Theodore Edward Cantor (1809–1860), a Danish naturalist serving as a surgeon with the East India Company in Calcutta. No subspecies are recognized as being valid.
Adapted from Wikipedia, available under CC BY-SA.
Frequently asked: Cantor's Pit Viper
- Is the Cantor's Pit Viper venomous?
- Yes. The Cantor's Pit Viper (Trimeresurus cantori) is venomous and belongs to the Viperidae family (viper). Its bite is considered high risk to people. Treat any bite as a medical emergency.
- Is the Cantor's Pit Viper poisonous?
- Snakes are venomous, not poisonous. "Poisonous" means harmful to eat or touch; "venomous" means injecting toxins through a bite. The Cantor's Pit Viper is venomous, delivering venom through a bite.
- Is the Cantor's Pit Viper dangerous?
- This is a venomous snake. Treat any bite as a medical emergency: stay calm, keep the bitten limb still and roughly level with the heart, remove rings and tight clothing, and get to emergency care immediately. Do not apply a tourniquet, cut the wound, apply ice, or try to suck out venom. Call your local emergency number or poison center.
- Where does the Cantor's Pit Viper live?
- The Cantor's Pit Viper has verified records in 1 country, including India. See the distribution section below for its full range.
If you are bitten by the Cantor's Pit Viper
Do
- Get away from the snake and stay calm. Most bites worsen when people panic or try again to handle the snake.
- Call 911 or Poison Control (1-800-222-1222) right away. Antivenom works best when given early.
- Note the time of the bite and, from a safe distance, the snake's color and pattern, a phone photo is enough. Do not chase it.
- Keep the bitten limb still and at roughly heart level. Sit or lie down and limit movement.
- Remove rings, watches, and tight clothing near the bite before swelling starts.
- Gently wash the bite with soap and water and cover it with a clean, dry dressing.
Do not
- Do not cut the wound or try to suck out the venom.
- Do not apply a tourniquet or ice.
- Do not drink alcohol or caffeine.
- Do not take aspirin or ibuprofen, they can worsen bleeding. Acetaminophen is safer for pain.
- Do not try to catch or kill the snake. A dead snake can still bite by reflex.
First-aid guidance adapted from the U.S. Centers for Disease Control and Prevention (CDC NIOSH), Venomous Snakes. Educational only; always follow the instructions of emergency responders.
Where it is found
More Viperidae snakes
Chinese Green Tree ViperTrimeresurus stejnegeri
White-lipped Pit ViperTrimeresurus albolabris
Kramer's Pit ViperTrimeresurus macrops
Mangrove ViperTrimeresurus purpureomaculatus
Sabah Bamboo PitviperTrimeresurus sabahi
White-lipped Island PitviperTrimeresurus insularis
Lanna Green PitviperTrimeresurus lanna
Vogel’s Pit ViperTrimeresurus vogeli
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
- Viperidae
- GenusA close-knit group of very similar species
- Trimeresurus
- SpeciesThis exact snake, named in the two-part scientific name
- Trimeresurus cantori
Keep learning
- Are Snakes Dangerous? The Real Risk, in PerspectiveMost snakes are harmless and avoid people. Here is the honest picture of snakebite risk worldwide and how to lower your own.
- Snakebite First Aid: What to Do (and What Never to Do)A clear, CDC-based guide to snakebite first aid: the steps that help, the popular myths that hurt, and how to tell a serious bite from a minor one.
- 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 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.
Distribution from GBIF & iNaturalist. Venom status per CDC. Background: Wikipedia. Informational only. Never handle a snake to identify it.