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Story: Fossils

Cenozoic rocks

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Cenozoic rocks

The Cenozoic is the past 65 million years. By far the most common fossils in New Zealand are Cenozoic bivalves and gastropods. These are widely found in marine sedimentary rocks throughout the country. (This map shows all Cenozoic rocks in New Zealand, not all of which contain fossils.)

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Te Ara - The Encyclopedia of New Zealand

Source: GNS Science

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How to cite this page

Hamish Campbell, Fossils – Age of mammals – Cenozoic, Te Ara – the Encyclopedia of New Zealand, https://teara.govt.nz/en/map/9031/cenozoic-rocks (accessed 5 June 2026).

Story by Hamish Campbell, published 2 March 2009.