Middle Jurassic sea-urchin fossils from Tonfanau.

Middle Jurassic sea-urchin fossils from Tonfanau, near Tywyn.

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of Machynlleth, Mid-Wales

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John S.Mason

Flat 4, The Old Coach House, Penmaendyfi, Cwrt, Gwynedd SY20 9LD, Wales, UK

Tel: 01654 791636

Email: john.mason@geologywales.co.uk

CV: Click HERE