ancient fossil imprint. reptile skeleton on surface ground stone. archeology and paleontology concept. prehistoric extinct animal.

aged ammonite ancient and animal archaeological archeology background body bone closeup concept creature detail dig dino dinosaur discover evolution extinct fossil geological geometry ground history imprint jurassic lizard macro mesozoic mineral museum natural nature old outdoor paleolithic paleontology paleozoic prehistoric raptor reptile rock science skeleton skull stone surface texture time triassic vertebrate