This species is dull brownish-grey overall. It is slightly paler and duller underneath. As its name suggests, it has a wash of cinnamon brown at the vent. It measures 28 cm (11 in) long.
Its natural habitats are subtropical or tropical moist lowland forests and subtropical or tropical moist montane forests. Declines in range and population are likely contributed to continuing habitat loss and degradation, which has caused this species to be classified as near threatened.