orthostatic

The first are square or rectangular with rounded corners, the base course occasionally consisting of orthostatic slabs.

Near this last site was also found a round hut based on a course of orthostatic slabs of typically megalithic appearance.

They are oval in form and have in many cases a base course of orthostatic slabs.

It has a concave façade of large orthostatic slabs with horizontal blocks set in front of them to keep them in position.