At a glance
Essentials
- Distribution
- It is endemic to the Serra de Paranapiacaba, in the state of São Paulo, Brazil.
- Habitat
- It inhabits Atlantic forest remnants and is usually found on the forest floor, away from bodies of water.
- Activity
- The larvae are terrestrial.
Observation guide
What to look for
- 01
Males present a conspicuous, rounded, and flattened inguinal gland.
- 02
The supratympanic fold is evident and extends from behind the eye to the shoulder.
- 03
The skin is primarily smooth, but slightly granular on the flanks and near the head.
Lighting, age and viewing angle can hide features. If identification affects consumption, handling or conservation, consult specialist sources.
Ecology
Description and characteristics
Cycloramphus acangatan is a frog endemic to the Serra de Paranapiacaba, in the state of São Paulo, Brazil. It has been recorded in several municipalities in that region, including Cotia, Ibiúna, Juquitiba, and Santo André. It inhabits Atlantic forest remnants and is usually found on the forest floor, away from bodies of water. Its larvae are terrestrial.
Adult males measure between 33 and 43 mm in snout-vent length, while females reach between 44 and 48 mm. It has small eyes and lacks a visible external tympanum; the supratympanic fold extends from behind the eye to the shoulder. The skin is mostly smooth, with slightly granular areas on the flanks and near the head, and the eyelids have small tubercles. The tips of the toes are not expanded and it lacks interdigital membranes. In males, a rounded and flattened inguinal gland stands out.