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Sphenodiscus lenticularis

Madeleine Prangley · 2016 · 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: numerous concs. in conc. layer capping S end of knob, concretion-capped knob just E of Whitehorse-Timber Lake road, and 6 mi NW of Whitehorse, Dewey County, South Dakota, USA. Collected by Karl M. Waage, 1957. IP number 44723; lot count 1; accn=IPA.07048.

Yale Peabody Museum’s own description

Subjects

Invertebrate Paleontology FossilSpecimen Animalia Mollusca Cephalopoda Ammonoidea Sphenodiscidae Sphenodiscus squids and octopuses molluscs animals Late Cretaceous

Credit lineSphenodiscus lenticularis (YPM IP 044723). Photograph by Madeleine Prangley. Yale Peabody Museum, Invertebrate Paleontology. CC0.

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