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Callograptus

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A fossil graptolite called Callograptus staufferi from the Cambrian period, displayed at the New Jersey State Museum.

Callograptus is a genus of graptolites. Graptolites are ancient, ocean-dwelling creatures that lived millions of years ago. They are important for scientists because their fossils help us understand how life evolved long ago. The study of graptolites like Callograptus gives clues about ancient sea environments and the changes that happened over time. These tiny fossils can be found in rock layers all around the world.

Images

Scientific reconstruction of Hallucigenia, an ancient marine creature from the Cambrian period.

This article is a child-friendly adaptation of the Wikipedia article on Callograptus, available under CC BY-SA 4.0.

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