image is a derivative work of the following images: File:F_de_Castelnau-oiseauxPl19.jpg licensed with PD-self 2009-02-06T20:31:31Z Jeffdelonge 2163x3146...
de Castelnau-oiseauxPl19.jpg Cassicus alfredi O. des Murs = Psarocolius angustifrons alfredi (Des Murs, 1856) (top) Cassicus devillei = Psarocolius (bifasciatus)...
