Arteaga-Chávez, William Andrés. “FIRST RECORD OF CROWNED SLATY FLYCATCHER Empidonomus Aurantiotroacristatus (TYRANNIDAE) IN WESTERN ECUADOR”. Revista Ecuatoriana de Ornitología 7, no. 1 (May 16, 2021): 14–18. Accessed September 10, 2026. https://revistas.usfq.edu.ec/index.php/reo/article/view/1938.