Author:
Edwards,D.;Richardson,J.B.;Thomas,R.G.
Year:
1978
Title:
Locality B9, Hoel Senni Quarry, Powys. (In: A Field Guide to Selected Outcrop Area of the Devonian of Scotland, the Welsh Borderland and South Wales. P.F.Friend and B.P.L.Williams, editors)
Reference:
Edwards,D. et al. (1978) Locality B9, Hoel Senni Quarry, Powys. (In: A Field Guide to Selected Outcrop Area of the Devonian of Scotland, the Welsh Borderland and South Wales. P.F.Friend and B.P.L.Williams, editors) International Symposium on the Devonian System. The Palaeontological Association, Abstract. P. 77- 78
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Genus Species Country(Region) From To
Verrucosisporites Verrucosisporites Wales(Powys) Middle Siegenian Late Siegenian