Ogof Hen Formation

Geology

Members: unnamed (1), Abercastle Beds (4), Bolahaul (4), Porth Gain Bed (2), Porth Gain Beds (4)

Lithologies: not reported (2), mudstone (9), "shale" (5), siltstone (1), sandstone (1)

Paleoenvironments: marine indet. (6), coastal indet. (2), shoreface (1), transition zone/lower shoreface (6), offshore (1)

Age range: base of the Moridunian to the top of the Whitlandian or 477.70000 to 470.70000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Arenig478.6 - 466.0United Kingdom (236671)
Moridunian477.7 - 473.8United Kingdom (Wales) (87601 89318 89322 89323 89324 166754 166755 166756 166757)
Whitlandian473.8 - 470.7United Kingdom (Wales) (3713 3714 166752 166753)
Whitlandian473.8 - 470.7United Kingdom (166616 166617)