Krabbe, N. and T. S. Schulenberg (2020). Diademed Tapaculo (Scytalopus schulenbergi), version 1.0. In Birds of the World (J. del Hoyo, A. Elliott, J. Sargatal, D. A. Christie, and E. de Juana, Editors). Cornell Lab of Ornithology, Ithaca, NY, USA. https://doi.org/10.2173/bow.diatap1.01 retrieved May 1, 2021