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Derbya crassa
From the collection of Yale Peabody Museum. Free to download, adapt and use — no permission needed.
About this work
Geological context: Early Permian, Fort Riley Ls. Collection locality: Morris, Helmick, Oklahoma, USA. Collected by Raymond F. Baker. IP number 503699; lot count 1; accn=YPM.03431.
Yale Peabody Museum’s own descriptionSubjects
Credit lineDerbya crassa (YPM IP 503699). Photograph by Jessica Utrup. Yale Peabody Museum, Invertebrate Paleontology. CC0.