Ash-throated Casiornis

The ash-throated casiornis is 18 cm (7.1 in) long and weighs about 19.5 g (0.69 oz). The sexes have the same plumage. Adults have a rufous crown, a paler rufous face, a sandy brown back, and a rufous tail. Their wings are dusky with wide rufous to buff edges on the feathers. Their throat is pale grayish that becomes grayish fawn on the breast and pale creamy yellowish on the belly. They have a dark brown iris, a dark bill with a pinkish base, and blackish legs and feet. Voice: As of July 2025 xeno-canto had 10 recordings of ash-throated casiornis vocalizations; the Cornell Lab's Macaulay Library had 11 with some overlap. Its song has not been described. One call is "a short, decisive tsip!". Another call is a "very high, downslurred tjef".