Distribution map of Masked Yellowthroat (subspecies G. a. velata)
Neotropical Birds Online
Josep del Hoyo, et al., Handbook of the Birds of the World, vol. 15 : Weavers to new world warblers, Barcelona, Lynx Edicions, 2010, 880 p. (ISBN 9788496553682) (OCLC 27151337)
Amerique du Sud.svg
Cephas