Public domain photos

The image shows a black surface with a box containing a piece of paper next to a pair of oyster shells, which appear to be from the Pterididae period. The box has some text on it, likely providing information about the shells.

The image shows a black surface with a box containing a piece of paper next to a pair of oyster shells, which appear to be from the Pterididae period. The box has some text on it, likely providing information about the shells.Open in library