CRCritically Endangered

Leiocephalus pratensis

# Atalaye Curlytail Lizard (Leiocephalus pratensis) The Atalaye Curlytail Lizard is a small terrestrial reptile endemic to the Dominican Republic. Like other members of the Leiocephalus genus, this species exhibits the characteristic curled tail posture when alert or threatened.

1

Countries

01Classification

Taxonomy & Classification

Kingdom

ANIMALIA

Phylum

CHORDATA

Class

REPTILIA

Order

SQUAMATA

Family

TROPIDURIDAE

Genus

Leiocephalus

Leiocephalus pratensis belongs to the family TROPIDURIDAE, order SQUAMATA, within the REPTILIA class.

02Description

Species Profile

# Atalaye Curlytail Lizard (Leiocephalus pratensis) The Atalaye Curlytail Lizard is a small terrestrial reptile endemic to the Dominican Republic. Like other members of the Leiocephalus genus, this species exhibits the characteristic curled tail posture when alert or threatened. These lizards typically measure 10-15 centimeters in total length and display cryptic coloration that provides camouflage against rocky and sandy substrates. They are primarily insectivorous, feeding on small arthropods and contributing to local ecosystem balance through pest control. This species has an extremely restricted range, found only in the coastal areas near Atalaye in the northern Dominican Republic. The lizards inhabit dry coastal scrublands and rocky outcrops, preferring areas with sparse vegetation and well-drained soils typical of Caribbean xeric environments. The Atalaye Curlytail Lizard faces severe threats from habitat destruction due to coastal development and tourism infrastructure expansion. Its limited geographic range makes the species particularly vulnerable to localized disturbances. Introduced predators, including cats and rats, pose additional pressure on populations. Climate change may further impact the species through sea-level rise and altered precipitation patterns affecting its coastal habitat. Conservation efforts for this species remain limited, reflecting broader challenges in Caribbean herpetological conservation. The Dominican Republic has established some protected areas, though specific measures targeting this lizard are not well-documented. Research into population status and ecological requirements remains insufficient. The species' outlook is concerning given its critically endangered status and restricted range. Without targeted conservation intervention and habitat protection, the Atalaye Curlytail Lizard faces significant risk of extinction.

The specific threats to the Atalaye Curlytail Lizard have not been formally assessed or documented by researchers. Without this threat assessment data, it's unclear what particular dangers this species faces in its natural habitat. The status of whether threats to this lizard are increasing, stable, or decreasing cannot be determined due to the lack of available information.

Key Facts

IUCN StatusCritically Endangered (CR)
GroupReptiles
03Habitat

Habitat & Distribution

ShrublandMajor
04Threats

Threats

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IUCN Red List: Critically Endangered

The specific threats to the Atalaye Curlytail Lizard have not been formally assessed or documented by researchers. Without this threat assessment data, it's unclear what particular dangers this species faces in its natural habitat. The status of whether threats to this lizard are increasing, stable, or decreasing cannot be determined due to the lack of available information.

Annual & perennial non-timber crops

Ongoing

Fishing & harvesting aquatic resources

Ongoing

Invasive non-native/alien species/diseases

Ongoing

Logging & wood harvesting

Ongoing
06Range

Found in 1 Country

Community

Community Sightings

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07Sources

Sources & Attribution

How to Cite

IUCN: IUCN (2025). The IUCN Red List of Threatened Species. Version 2025-1. Available at: https://www.iucnredlist.org. doi:10.2305/IUCN.UK.2025-1.RLTS

GBIF: GBIF.org (2025). GBIF Home Page. Available at: https://www.gbif.org

This page: SpeciesRadar (2025). Leiocephalus pratensis (Leiocephalus pratensis). SpeciesRadar: Intelligence for Earth's Biodiversity. Available at: https://speciesradar.org/species/atalaye-curlytail-lizard

Full citation guide & data usage terms