Kroodsma, D. E. and D. Brewer (2020). Boucard's Wren (Campylorhynchus jocosus), 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.bouwre1.01 retrieved May 31, 2021