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fossil of a trilobite. lived during time of Early Cambrian throughout the lower Paleozoic, during the Devonian til the end of the Permian See also my other Fossils and Mineral/ Crystal images:
close up on Trilobite fossil isolated on white background
Trilobite fossil remains in stone.
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.
Phacops rana (Eldredgeops rana) is a species of trilobite from the middle Devonian period
trilobite fossil with stalked eyes isolated on white background
Close-up of a fossilized trilobite embedded in rock, showcasing ancient marine life.
insect fossils
Closeup isolated trilobite fossil
This is a collection of from rock hounding on the beach along Lake Ontario, each with a unique shape and texture. You can see smooth gastropods and nautiloids, ridged and segmented pieces of trilobites, and the smaller, ridged shells of brachiopods and crinoids
Ammonite is a fossil of a squid, photographed in close-up in the studio
Calmitacea inside a peace of stone. The fossil was growing in the Carboniferous Period (around 360 to 300 million years ago).
Elrathia Kingii Trilobite fossil in shale stone (Cambrian age). (shallow dof)
The scale-sided piddock is a California endemic species of piddock clam, scientifically known as Parapholas californica, that drills into soft rock, shale, and firm mud to create its habitat. It is a member of the Pholadidae family and is found from Northern California to Baja California. Duxbury Reef, Marin County, California. Exposed in rock.
Fossilized footprint in stone of Trilobites, extinct big marine arthropods
Insect fossils: Cicada
trilobite fossil
Trilobite fossil of the species Metacanthina issoumourensis from  Djebel Issoumou, Morocco\nMiddle Devonian, 393 - 388 million years ago.
This detailed photograph showcases a fossilized specimen of Holocystites scutellatus, an extinct echinoderm from the Ordovician period, found in Indiana, USA. Holocystites belonged to the cystoid class, a group of ancient, stemmed marine organisms related to modern echinoderms like sea urchins and starfish. This fossil preserves the unique sac-like structure and intricate surface details typical of cystoids, offering a glimpse into the early diversity of marine life over 450 million years ago. Perfect for educational and scientific uses, this image provides a close-up look at one of the ancient inhabitants of prehistoric seas.
Petrified Wood Preserved in a Rock.
Orthoceras fossils in Harz slate from the Devonian provide key insights into the evolution and diversification of early marine ecosystems
Magnified close up of shale with multiple trilobite fossils.
A close-up of a fossilized trilobite embedded in rock, showcasing intricate details and textures.
Sea Urchin spine fossil.  The close-up image shows a  sea urchin fossil from the jurassic period inside a limestone.
Trilobites fossil from Middle Ordovician Era. Selective focus
Fossilised Fish
A trilobite fossil
Fossil Devonian brachiopod isolated on white background.
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Arctinurus boltoni, Middle Silurian, Rochester Shale, Niagara County, New York, USA - Houston Museum of Natural Science - DSC01577.JPG
Arctinurus boltoni, Middle Silurian, Rochester Shale, Niagara County, New York, USA - Houston Museum of Natural Science - DSC02014.JPG
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