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undet. Mollusca
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: conc., both sides of NW-SE-trending ridge and spurs, W of Timber Lake-Whitehorse road, and 6.5-7 mi NW of Whitehorse, Dewey County, South Dakota, USA. Collected by Ian G. Speden, 1962/1963. IP number 342447; lot count 1; accn=IPA.07048.
Yale Peabody Museum’s own descriptionSubjects
Credit lineundet. Mollusca (YPM IP 342447). Photograph by Madeleine Prangley. Yale Peabody Museum, Invertebrate Paleontology. CC0.