Llandeilo group

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Llan`dei´lo group`

1.(Geol.) A series of strata in the lower Silurian formations of Great Britain; - so named from Llandeilo in Southern Wales. See Chart of Geology.
References in periodicals archive ?
Llandeilo Group Secretary, Gerwyn Davies, said, 'We are delighted that Mr Bennett has agreed to do the official opening for us as we see him as a local customer as well as the president.
Back home to reality and a branch meeting at Carreg Cennen of the Llandeilo Group - it seems Bernard you have a good venue for NFU meeetings.