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Pseudoptera subtortuosa
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: layered, barrel-shaped conc. (upper Gervillia part =26f and lower Limopsis part = 26g), E-facing bluff of sharp ridge on W bank of Grand River at E-W part of bend, 2.5 mi S of Bullhead, Corson County, South Dakota, USA. Collected by Ian G. Speden, 1962.
Yale Peabody Museum’s own descriptionSubjects
Credit linePseudoptera subtortuosa (YPM IP 612028). Photograph by Maya Juman. Yale Peabody Museum, Invertebrate Paleontology. CC0.
