Costa, T. V. V., J. Ingels, V. Cavarzere, and L. F. Silveira. “A New Look at the Holotype and Type Locality of Setopagis maculosa (Todd, 1920) Aves: Caprimulgidae), With Remarks on Its Systematic Relationships”. Zootaxa, vol. 3999, no. 4, Aug. 2015, pp. 581–588, doi:10.11646/zootaxa.3999.4.8.