Species limits in the "Schistocichla" complex of Percnostola antbirds (Passeriformes : Thamnophilidae)DOI: info:10.1676/05-121.1v. 119No. 1WILSON ORNITHOLOGICAL SOC53–70
Isler, Morton L., Isler, Phyllis R., Whitney, Bret M., and Zimmer, Kevin J. 2007. "Species limits in the "Schistocichla" complex of Percnostola antbirds (Passeriformes : Thamnophilidae)." Wilson Journal of Ornithology, 119, (1) 53–70. https://doi.org/10.1676/05-121.1.