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undet. Protasteridae
From the collection of Yale Peabody Museum. Free to download, adapt and use — no permission needed.
About this work
Geological context: Late Ordovician, Martinsburg Fm. Collection locality: Swatara Gap, Lebanon County, Pennsylvania, USA. Collected by John D. Coolidge. IP number 527137; lot count 1; institutional specimen number 511; institutional specimen number MPRI 0511; accn=YPM.12033; associatedwith=on same slab: IP.527135,on same slab: IP.527136.
Yale Peabody Museum’s own descriptionSubjects
Credit lineundet. Protasteridae (YPM IP 527137). Photograph by Jessica Utrup. Yale Peabody Museum, Invertebrate Paleontology. CC0.