The image shows a group of four different types of shells on a black background, with the text "Nemocardium bechei reeve, 1847 USNM 1196405" at the top.
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The image shows a group of four different types of shells on a black background, with the text "Nemocardium bechei reeve, 1847 USNM 1196405" at the top. The shells are arranged in a symmetrical pattern, with each shell having a unique shape and texture. The colors of the shells range from light pink to dark brown, and the text is written in a bold, white font.
