Black Halloween Snake

Black Halloween Snake

Pliocercus euryzonus

Silhouette: Alex Slavenko · PhyloPic

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Daily sighting probability Insufficient data
at Soberanía National Park
2 Verified sightings at Soberanía National Park From 2019 to 2026
48 Verified sightings across all 6 parks From 2019 to 2026
☀️🌙 Day & Night When it's spotted Active throughout day and night

About the Black Halloween Snake

Pliocercus euryzonus, commonly known as Cope's false coral snake, is a species of snake in the subfamily Dipsadinae of the family Colubridae. The species is indigenous to southeastern Central America and northwestern South America. There are two recognized subspecies.

P. euryzonus is found in Colombia, Costa Rica, Ecuador, Honduras, Nicaragua, and Panama. The Reptile Database also lists Guatemala and Peru. The preferred natural habitat of P. euryzonus is forest, at altitudes from sea level to 1,460 m (4,790 ft).

P. euryzonus is oviparous. Including the nominotypical subspecies, two subspecies are recognized as being valid. Pliocercus euryzonus burghardti H.M. Smith & Chiszar, 1996 Pliocercus euryzonus euryzonus Cope, 1862 The subspecific name, burghardti, is in honor of herpetologist Gordon M. Burghardt.

Cope ED (1862). "Synopsis of the Species of Holcosus and Ameiva, with Diagnoses of new West Indian and South American Colubridæ". Proceedings of the Academy of Natural Sciences of Philadelphia [14]: 60–81. (Pliocercus euryzonus, new species, pp. 72–73).

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Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

# Park Country Daily sighting probability
1 Braulio Carrillo National Park 🇨🇷 Costa Rica
~20%
2 Tenorio Volcano National Park 🇨🇷 Costa Rica
~10%
3 Arenal Volcano National Park 🇨🇷 Costa Rica
~10%
4 Gandoca-Manzanillo Wildlife Refuge 🇨🇷 Costa Rica
Insufficient data
5 Tapantí-Macizo de la Muerte National Park 🇨🇷 Costa Rica
Insufficient data
6 Soberanía National Park 🇵🇦 Panama
Insufficient data
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