Brisson, Mathurin Jacques (). Ornithologie, ou, Méthode Contenant la Division des Oiseaux en Ordres, Sections, Genres, Especes & leurs Variétés (în franceză și latină). Paris: Jean-Baptiste Bauche. Vol. 1, p. 28, Vol. 1, p. 419.
Mayr, Ernst; Cottrell, G. William, ed. (). Check-list of Birds of the World. 1 (ed. 2nd). Cambridge, Massachusetts: Museum of Comparative Zoology. p. 378.