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Helicoprion sp
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Helicoprion sp

J. E. Smedley · 24 Oct 1948 · other

From the collection of NMNH Paleobiology, Smithsonian. Free to download, adapt and use — no permission needed.

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18 Jun 2026

NMNH Paleobiology, Smithsonian’s own description
Credit lineHelicoprion sp. 24 Oct 1948. J. E. Smedley. NMNH Paleobiology, Smithsonian. CC0.
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