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undet. Bivalvia
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., richly fossiliferous conc zone about 15 ft above large-conc layer, bluffs S of the Moreau River, between the forks of the county roads leading NW to the village and N to the bridge, and about 1 mi SE of Thunder Butte village, Ziebach County, South Dakota, USA. Collected by Ian G. Speden, 1962. IP number 590382; lot count 1; taphonomy=concretion; accn=IPA.07048; associatedwith=on same slab: IP.590241.
Yale Peabody Museum’s own descriptionSubjects
Credit lineundet. Bivalvia (YPM IP 590382). Photograph by Maya Juman. Yale Peabody Museum, Invertebrate Paleontology. CC0.
