Dr Bob Owens talks to Iolo Williams about some of the trilobites, showing him some of Wales vast array of fossils. Wales is one of the best places in the world for a vast range of trilobite fossil shapes and sizes.
Available since: Mon 18 Oct 2010
This clip is from
1/6 Iolo Williams follows the story of the first 200 million years of Wales's natural history.
First broadcast: 12 May 2008
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