Ihering, H. von. 1904. Euscarthminae, p.316 en: «The biology of the Tyrannidae with respect to their systematic arrangement.» The Auk 21(3), 313–322. ISSN0004-8038doi10.2307/4070192. Disponible en Biodiversitas Heritage Library.
doi.org
dx.doi.org
Ihering, H. von. 1904. Euscarthminae, p.316 en: «The biology of the Tyrannidae with respect to their systematic arrangement.» The Auk 21(3), 313–322. ISSN0004-8038doi10.2307/4070192. Disponible en Biodiversitas Heritage Library.
Ihering, H. von. 1904. Euscarthminae, p.316 en: «The biology of the Tyrannidae with respect to their systematic arrangement.» The Auk 21(3), 313–322. ISSN0004-8038doi10.2307/4070192. Disponible en Biodiversitas Heritage Library.