caption: The image shows a collection of five shells from the Granata Imbracata (Lamarca 1822) USNM 1197228 Ex Marjorie Hayes Collection against a black background. The shells are arranged in a symmetrical pattern, with the largest shell in the center and two smaller shells on either side. The text at the top of the image reads "Granata imbracatta" and the background is a deep black color.