The blotches have thin white borders that extend at roughly a right angle from the vertebral line.

[2] Found in Central America in Guatemala, El Salvador, Honduras, Nicaragua and Costa Rica.

The type locality given is "les terres chaudes du versant occidental de la Cordillère Escuintla (Guatémala)" (= warm regions on western slope of Cordillera, Escuintla, Guatemala).

[2] When threatened, these snakes have been known to defend themselves vigorously, often striking with such force that the body is thrown forwards or even leaves the ground.

[3] Ovoviviparous, females give birth to live young that are about 6 inches (15 cm) in length.