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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: Late Cretaceous, Fox Hills Fm, Timber Lake Mbr. Collection locality: small fossiliferous conc., dam cut at Lantry Dam, 1.5 mi WNW of Lantry, Dewey County, South Dakota, USA. Collected by Karl M. Waage, 1961. IP number 795378; lot count 1; taphonomy=concretion; accn=IPA.07048; associatedwith=on same slab: IP.795376.
Yale Peabody Museum’s own descriptionSubjects
Credit lineundet. Ammonoidea (YPM IP 795378). Photograph by Jane Lockery. Yale Peabody Museum, Invertebrate Paleontology. CC0.