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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: concs., base of unit 3 of section 2, SW-facing bluffs at W end of divide, W of trail, and about 1 mi E of Grand River, and 6 mi SE of Bullhead, Corson County, South Dakota, USA. Collected by Karl M. Waage, 1959. IP number 904140; lot count 1; taphonomy=concretion; accn=IPA.07048; associatedwith=on same slab: IP.904056.
Yale Peabody Museum’s own descriptionSubjects
Credit lineundet. Bivalvia (YPM IP 904140). Photograph by Elizabeth Scheibe. Yale Peabody Museum, Invertebrate Paleontology. CC0.