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Keywords from Image Description:
LophocerosJacksoniKeulemans. Lophoceros jacksoni Tockus jacksoni Jackson's Hornbill sometimes considered subspecies of Von der Decken's Hornbill Catalogue of the birds in the British Museum Volume Creator John Gerrard Keulemans PDold John Gerrard Keulemans Catalogue of the Birds in the British Museum Tockus jacksoni