Rough Nose Horned Lizard

Rough Nose Horned Lizard

Ceratophora aspera

Silhouette: PhyloPic · PhyloPic

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered Endemic
Daily sighting probability ~20% · Possible
at Sinharaja Forest Reserve
9 Verified sightings at Sinharaja Forest Reserve From 2019 to 2026
9 Verified sightings across 1 park From 2019 to 2026
May Best month highest sighting rate
☀️ Diurnal When it's spotted during daytime hours (6am–6pm)

About the Rough Nose Horned Lizard

The rough-nosed horned lizard or Sri Lanka horned agama (Ceratophora aspera) is an Agamid lizard from Sri Lanka in lowland dipterocarp forests and secondary forests in the wet zone. It is distinguished from all the other Ceratophora species by the presence of a complex rostral appendage, comprising more scales than rostral scale alone. The lateral body scales are small and more or less regular shape.In Sinhalese language it is known as "Ralu An Katussa - රළු අං කටුස්සා" and "Punchi An Katussa - පුංචි අං කටුස්සා"

The rough-nosed horned lizard has an X-shaped dorsal ridge at back of its head. Tympanum hidden under the skin. A weak dorso-nuchal crest confined to the neck region. Gular fold absent. Body slightly compressed. Lamellae under fourth toe counts 11-14.

Males are dark brown or brick-red dorsally and on the flanks. Females may be similar to males in coloration and can be lighter, with some individuals have four diamond-shaped marks and black spots or longitudinal lines on dorsum.

A terrestrial species, it is found on leaf litter in well-shaded forests, usually in pairs. Two soft-shelled eggs are laid. A ground... Wikipedia →

Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

# Park Country Daily sighting probability
1 Sinharaja Forest Reserve 🇱🇰 Sri Lanka
~20%

More parks will be added in future updates.

Quick answers

What are the chances of seeing a Rough Nose Horned Lizard in Sinharaja Forest Reserve?

About 20% of wildlife watchers report a Rough Nose Horned Lizard sighting in Sinharaja Forest Reserve, based on 9 verified sightings from GBIF citizen-science data.

When is the best time to see Rough Nose Horned Lizard in Sinharaja Forest Reserve?

May has the highest sighting rate for Rough Nose Horned Lizard in Sinharaja Forest Reserve in our monthly data.

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