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Pseudoptera subtortuosa
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Pseudoptera subtortuosa

Christina Lutz · 2017 · Invertebrate Paleontology specimen photograph (FossilSpecimen)

From the collection of Yale Peabody Museum. Free to download, adapt and use — no permission needed.

About this work

Geological context: Late Cretaceous, Fox Hills Fm, Trail City Mbr. Collection locality: Limopsis conc., face on SW side of S-trending ridge, 600 ft N of loc. C0233, Long's Ridge, and 6.6 mi W of Whitehorse, Dewey County, South Dakota, USA. Collected by Ian G. Speden, 1962. IP number 854037; lot count 1; accn=IPA.07048; associatedwith=on same slab: IP.854035.

Yale Peabody Museum’s own description
Credit linePseudoptera subtortuosa (YPM IP 854037). Photograph by Christina Lutz. Yale Peabody Museum, Invertebrate Paleontology. CC0.

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