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Pleurocystites?
From the collection of Yale Peabody Museum. Free to download, adapt and use — no permission needed.
About this work
Geological context: Middle Ordovician, Galena Dol, Prosser Mbr. Collection locality: small quarry near Rifle Hill, Fillmore County, Minnesota, USA. IP number 519660; lot count 1; institutional specimen number 330; institutional specimen number MPRI 0330; accn=YPM.11686.
Yale Peabody Museum’s own descriptionSubjects
Credit linePleurocystites? (YPM IP 519660). Photograph by Jessica Utrup. Yale Peabody Museum, Invertebrate Paleontology. CC0.