The image shows a black and white photo of a piece of paper with a label on it, which reads "Neritidae, a species of sea urchin found in Leiden, Germany".
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The image shows a black and white photo of a piece of paper with a label on it, which reads "Neritidae, a species of sea urchin found in Leiden, Germany". On the left side of the image, there are two objects, one of which appears to be a shell, and on the right side, there is a paper with some text written on it.
