The Xingu antbird (Willisornis vidua), also known as the Xingu scale-backed antbird, is a species of antbird from the south-eastern Amazon in Brazil. Until 2011, it was usually included as a subspecies of the scale-backed antbird. Its English name refers to the Xingu River. In addition to the nominate subspecies, it includes the subspecies W. v. nigrigula.
- BirdLife International (2012). "Willisornis vidua". IUCN Red List of Threatened Species. Version 2012.2. International Union for Conservation of Nature. Retrieved 9 March 2013.
- Isler & Whitney (2011). Species limits in antbirds (Thamnophilidae): The Scale-backed Antbird (Willisornis poecilinotus) complex. Wilson Journal of Ornithology 123(1): 1-14
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