Snake Identifier
Cobras & elapids

Tuxtlan Coral Snake

Micrurus limbatus

A tricolor coral snake endemic to the humid volcanic forests of Los Tuxtlas, Veracruz, Mexico.

Venomous?
Venomous
Adult length
0.5-0.8 m (1.6-2.6 ft)
Range
Los Tuxtlas region of Veracruz, Mexico

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Overview

The Tuxtlan coral snake is restricted to the Los Tuxtlas region of Veracruz, Mexico, an isolated volcanic massif known for high levels of endemism. It displays the tricolor ring pattern typical of Micrurus, and its very limited distribution makes it a species of conservation interest.

As with other coral snakes, it leads a secretive, fossorial lifestyle, rarely seen despite intensive biological surveys in the region.

How to identify it

  • Triads of black rings separated by red, bordered by narrow white or yellow rings
  • Black head with a pale band behind the eyes
  • Smooth scales and slender cylindrical body
  • Small head indistinct from the neck; round pupils
  • Highly restricted range in Los Tuxtlas is a key identification clue

Habitat & range

Found in humid tropical forest of the isolated Los Tuxtlas volcanic region of Veracruz, Mexico, generally at low to moderate elevations.

Behavior, diet & reproduction

Secretive and fossorial, most active at night or in humid conditions. Preys on other snakes and lizards. Lays eggs for reproduction.

Frequently asked questions

Where is the Tuxtlan coral snake found?

Only in the Los Tuxtlas region of Veracruz, Mexico.

Is it venomous?

Yes, it carries neurotoxic venom typical of coral snakes.

Why is its range so limited?

It is restricted to the isolated volcanic forests of Los Tuxtlas, an area known for high endemism.

Is it commonly seen?

No, it is secretive and fossorial, rarely observed even by researchers.