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Dinorthis subquadrata
From the collection of ypm. Free to download, adapt and use — no permission needed.
About this work
Geological context: Late Ordovician. Collection locality: Warren County, Ohio, USA. Collected by George Asherman. IP number 401084; lot count 1; accn=YPM.02811; associatedwith=IP.401086,IP.401087,IP.401088,IP.401089,IP.401090,IP.401091,IP.401092,IP.401093,IP.401094,IP.401095,IP.401096,IP.401097,IP.401098,IP.401099.
ypm’s own descriptionSubjects
Credit lineDinorthis subquadrata (YPM IP 401084). Photograph by Erik S. Perkons. Yale Peabody Museum, Invertebrate Paleontology. CC0.