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undet. Ammonoidea
From the collection of Yale Peabody Museum. Free to download, adapt and use — no permission needed.
About this work
Geological context: Cretaceous, Pierre Sh. Collection locality: type section of Mobridge Mbr, W side of Missouri River, 3 mi W of Mobridge, Corson County, South Dakota, USA. IP number 613917; lot count 1; accn=IPA.07650.
Yale Peabody Museum’s own descriptionSubjects
Credit lineundet. Ammonoidea (YPM IP 613917). Photograph by Christina Lutz. Yale Peabody Museum, Invertebrate Paleontology. CC0.