Joshua Gosselin mentions it in his 1813 description of the "Druid Temple" and calls it "The Stone of the Déhus".

Mary Eily de Putron worked on the dolmen during this time.

Three stones were found in situ, the lintel was added and replaced by the archaeologist GE Lee in 1898.

[3][5] The terminal chamber, "bottle-shaped" typical of some megalithic monuments of Normandy ) and the Channel Islands, is relatively spacious.

A central pillar supports the ceiling consisting of several slabs, one of which is engraved with an anthropomorphic figure called "the guardian of the tomb."

Lukis discovered human bones, ceramic shards (including a fragment of the base of a decorated terracotta cup) and a polished serpentine ax.

Under ground, at a depth of 0.15m, Lukis discovered two skulls belonging to two complete skeletons facing east and west with knees together in different directions.

The excavation revealed a layer of pebbles mixed with many shells of limpets and three groups of human bones arranged on flat slabs.

In the south-east corner and west of the room, Lukis discovered skeletons in a squatting position.