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A background texture of ammonite fossils embedded in rock.
Keyhole Sink is a canyon known for its petroglyphs, which were created between 700 and 1100CE by the ancient Cohonina people. It is also known for the seasonal waterfall that flows into the canyon. Keyhole Sink is located in the Kaibab National Forest near Williams, Arizona, USA.
Millions of Years Old Bird Fossil
Keichousaurus hui sauropterygian fossil from China
Dinosaur teeth in fossilized skull.
Ammonite inside a limestone rock. The ammonites where living between 409 and 65 million years ago (Mya). The image was captured in the canton of Aargau (Switzerland).
Microraptor gui fossil, Early Cretaceous.
Close up of a multitude of fossil crinoids
Model Dinosaur fossil
Rudists embeded in sandstones, cross sections.\nCretaceous marine fossis near Barcelona.
Close-up shot of a prehistoric creature.
Ancient round  petroglyph.
fossil trilobite imprinted in the sediment
Ammonite fossils in limestone. The ammonites where living between 409 and 65 million years ago (Mya). The fossils where found in the canton of Aargau (Switzerland).
Fossilized leaf. Selective focus. Close-up, background and texture.
Ammonite Fossil preserved in the rocks mined from the reserve found in the Middle Atlas Mountains of Morocco
trilobite fossil
Indigenous culture
original Keichousaurus hui fossil from Guizhou Xingyi ,China isolated on white background
Marine mammal bone (Cetacea) and other fossils outcrop on the beach at Capitola City Beach, California, USA.
Fossilized prehistoric animal - reptile fossil in rock
Archaeopteryx marble imprint, fossilized imprint, imprint transitional form (mosaic form), of a theropod dinosaur. Replica of a lime-impression (limestone slab) from the Jurassic about 150 million years old.
Trilobites
Fossil Shells  on a sandstone rock. The image was captured in Switzerland (Lucerne).
Detail of a fossil Ichthyosaurus.
Knightia alta is an extinct genus of fish well-known from abundant fossils found in the Green River Formation of Wyoming, United States. They rarely exceeded 10 cm in length and are found throughout the formation. Knightia alta, Eocene Epoch, Green River Shale. Fossil.
Ammonite from southern Germany, Balingen
Fossilized dinosaur bones buried in the ground
Natural ecology, stone, rust, texture, background, abstract, plain stone, rock, building material, shape, solid, marble, granite, sea stone, wall, floor, stone wall, color, nature, simplicity
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