A collapsed Neolithic chambered tomb, comprising a cairn represented by a spead of stones & boulders, roughly 21m east-west by 12m, with the remains of a megalithic chamber at its eastern end, with two uprights & a capstone, 2.7m by 2.1m by 0.2-0.45m. The monument is crossed by later field walls.

Source: Bowen & Gresham 1967 'Hist. Merioneth. I', 21-2.

T. Driver, RCAHMW, 31 July 2008.