Close up of a piece of wood with a ruler next to it on a brown surface

Black and white photo of a piece of bone with a variety of holes in it

Black and white drawing of a man with a beard and mustache on a piece…

Close up of a triloculina bermudezi

Old black and white photo of a man with a human face

Piece of petrified wood on a white background with a number written on…

Bee on a white surface with a piece of paper next to it

Long-horned beetle

Pink quartz point on a white background with a ruler next to it