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Spirifer keokuk
From the collection of Yale Peabody Museum. Free to download, adapt and use — no permission needed.
About this work
Geological context: Early Mississippian, Keokuk Ls. Collection locality: Hancock County, Illinois, USA. Collected by Frank H. Bradley. IP number 555924; lot count 1; accn=YPMC.00044.
Yale Peabody Museum’s own descriptionSubjects
Credit lineSpirifer keokuk (YPM IP 555924). Photograph by Jessica Utrup. Yale Peabody Museum, Invertebrate Paleontology. CC0.