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fossil trilobite imprinted in the sediment
Magnified close up of shale with multiple trilobite fossils.
Trilobite Elrathia kingii\nexcavated in Millard Co. Utah, U.S.A
Fossils of trilobite on rock background.
The tribolite fossils exhibited in a museum setting.
Devonian fossils in limestone matrix include bryozoa, crinoid, and brachiopod fossils. Largest pieces are about 1/2 inch (10 mm). Fossil and Prairie Park Preserve, Silos and Smokestacks National Heritage Area, Rockford, Iowa, USA.
Small Insect fossil on stone
Trilobite fossil of the species Metacanthina issoumourensis from  Djebel Issoumou, Morocco\nMiddle Devonian, 393 - 388 million years ago.
Trilobites
elrathia Kingi trilobite fossil in gray shale matrix.
Phacops rana (Eldredgeops rana) is a species of trilobite from the middle Devonian period
Close up of a multitude of fossil crinoids
trilobite fossil texture as nice natural background
Stone slab with many oceanic fossils. The town of Erfoud is recognized as a center for fossil collectors.  The area is surrounded by quarries of fossils.
trilobite fossil
Fossils of marine life.Ammonite fossils
illuminated from above fossil
elrathia Kingi trilobite fossil in gray shale matrix.
close up on Trilobite fossil isolated on white background
Tiger’s eye mineral stone sample macro photography
Trilobite fossil (Cheirurus ingricus) from the middle Ordovician peroid (488.3 – 443.7 million years ago) . This specimen was found in Russia
Abruzzo, Italy: fossil shells enclosed in the sedimentary rocks of a mountain river in the Gran Sasso Monti della Laga National Park, sign that the mountain range was once submerged
Trilobite fossil on stone, prehistoric extinct animal lived in Cambrian and Silurian seas. Big trilobite fossil of prehistoric era and rock. Concept of paleontology, evolution and Paleozoic fossil.
Calmitacea inside a peace of stone. The fossil was growing in the Carboniferous Period (around 360 to 300 million years ago).
Arthropod fossil. Ordovician Era
Fossilised Fish
Elrathia Kingii Trilobite fossil in shale stone (Cambrian age). (shallow dof)
Primitive Living Fossil
A precambarian era fossil from the west desert of Utah
Close-up of one of the Moeraki Boulders, Otago, New Zealand
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