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Semionotus ? micropterus (Newberry)
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Semionotus ? micropterus (Newberry)

Ralph D. Lacoe · other

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

About this work

Mesozoic / Triassic / Late

NMNH Paleobiology, Smithsonian’s own description
Credit lineSemionotus ? micropterus (Newberry). Ralph D. Lacoe. NMNH Paleobiology, Smithsonian. CC0.
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