Public domain photos

The image shows a small white shell sitting on top of a table next to a ruler, with a scale and a card with a barcode on it placed on the surface. The shell appears to be a whelk, a type of sea shell, and the ruler is likely used to measure the size of the shell.

The image shows a small white shell sitting on top of a table next to a ruler, with a scale and a card with a barcode on it placed on the surface. The shell appears to be a whelk, a type of sea shell, and the ruler is likely used to measure the size of the shell.Open in library