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A prehistoric ray-finned fish

DSC_7653a.JPG Traces of a permian reptileThumbnailsSpiral armringTraces of a permian reptileThumbnailsSpiral armringTraces of a permian reptileThumbnailsSpiral armringTraces of a permian reptileThumbnailsSpiral armring

Gyronchus macropterus (Kugelzahnfisch), Eichstätt, Germany