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364 a long allée couverte. It is 70 feet long, and divided towards its inner end into a square chamber, to which a long slightly curved gallery led, composed of fourteen stones on each side. Five of these are covered with ornaments, and characters engraved on them. One might be considered as representing the leaf of a fern, or possibly a palm; the rest are ovals, circles, and similar ornaments, which may or may not have more meaning than those at New Grange or other monuments in the locality.

On the other side of the village is the tumulus already mentioned as Mané er H'roëk, where the twelve Roman coins were found, and inside it an immense collection of polished celts, but all broken, and one slab, which apparently originally closed the door, and is covered with sculptured hatchets, similar in character to that on the roof of the Dol ar Marchant, but not so carefully drawn nor so well engraved.

Besides these there are several—probably as many as a dozen—monuments of the same class, within what may fairly be considered the limits of this cemetery; but of these the most interesting, as well as the most perfect, is that on the island of Gavr Innis, about 2 miles eastward from Locmariaker.

The plan of the chamber of this monument will be understood from the