Orthoceras

The Citrine Circle Verified independent store

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These polished Orthoceras fossils in black Marble are from Madagascar. You will receive one Orthoceras, each one is approximately 52 -75mm across. The photos show examples of the o nes we have available. The Orthoceras was a cephalopod that lived approximately 400 million years ago. Orthoceras is derived from the Ancient Greek words meaning 'straight horn' referring to the long conical shell of this prehistoric relative of the squid. Show more