Public domain photos

The image shows a box with a label on it next to a bunch of small shells on a black surface. The label reads "Planorbidae - Physopsis africana kr". The shells are arranged in a neat pile on the right side of the box.

The image shows a box with a label on it next to a bunch of small shells on a black surface. The label reads "Planorbidae - Physopsis africana kr". The shells are arranged in a neat pile on the right side of the box.Open in library