Casts of two key specimens (IMAGE)

Proceedings of the National Academy of Sciences

Casts of two key specimens

Caption

Casts of two key specimens of Paranthropus aethiopicus (left; "Black Skull"; KNM-WT-17000) and P. boisei (right; "Zinj", OH 5)

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Image credit: Zeresenay Alemseged

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