Evangelista-Vargas D, Costa TVV, Whitney BM, Schunck F, Silveira LF. Penelope superciliaris pseudonyma Neumann, 1933 (Aves, Cracidae) is the valid name for the blue-faced population of Rusty-margined Guan endemic to the Madeira-Tapajós interfluvium of central Amazonian Brazil. Zootaxa [Internet]. 2017 Jul. 20 [cited 2025 Apr. 13];4294(4):436–442. Available from: https://mapress.com/zt/article/view/zootaxa.4294.4.3