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Keywords from Image Description:
Pogoniulus subsulphureus Keulemans. Barbatula chrysopyga Pogoniulus subsulphureus Yellowthroated Tinkerbird Catalogue of the Birds in the British Museum Volume Creator John Gerrard Keulemans File BarbatulaSmit File Pogoniulus bilineatus Keulemans PDold Catalogue of the Birds in the British Museum Pogoniulus subsulphureus