2 Free Artworks of Bucorvus Abyssinicus (illustrations)

BucerosSkeleton, James Erxleben, 1869
bucorvus abyssinicus (illustrations)bucerotidae skeletons
A monograph of the Bucerotidæ, or family of the hornbills (Plate II) (white background), 1882
a monograph of the bucerotidæ, or family of the hornbillsbucorvus abyssinicus (illustrations)
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