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fossil trilobite imprinted in the sediment
Magnified close up of shale with multiple trilobite fossils.
The tribolite fossils exhibited in a museum setting.
Starfish fossil in verry good condidion. The close-up image shows the fossil inside a limestone rock.
Ancient fish fossils are on a rock
complete pyritised Leonaspis (Kettneraspis) sp. trilobite from Morocco
Fossilised Fish
trilobite fossil texture as nice natural background
Double elrathia Kingi trilobite fossils superimposed.
Phacops rana (Eldredgeops rana) is a species of trilobite from the middle Devonian period
Sea Urchin spine fossil.  The close-up image shows a  sea urchin fossil from the jurassic period inside a limestone.
An intriacately preserved fossil of Isotelus Trilobite
Trilobite fossil of the species Metacanthina issoumourensis from  Djebel Issoumou, Morocco\nMiddle Devonian, 393 - 388 million years ago.
Trilobites fossil from Middle Ordovician Era. Selective focus
Primitive Living Fossil
illuminated from above fossil
Large elrathia Kingi trilobite fossil in gray shale matrix.
close up on Trilobite fossil isolated on white background
Ammomite (Ammomoideae) fossil imprint on a limestone. The image was captured in the canton of schaffhausen during springtime.
complete pyritised Leonaspis (Kettneraspis) sp. trilobite from Morocco
An illustration of a group of extinct Trilobites scavenging on a seafloor 420 million years ago.
Fossils of trilobite on rock background.
Closeup isolated trilobite fossil
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.
A precambarian era fossil from the west desert of Utah
Fossil Fern inside a peace of slate. The fossil is more than 100 mio Years old.
trilobite fossil
Style life of a geological find of a petrified fossil on a white background
Free Images: "bestof:Olenellus 1.jpg en wikipedia 2010 April 6 Fossil trilobite Olenellus on display at the State Museum of Pennsylvania Collected in Lancaster County This specimen"
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