Mae'r cwcis hyn yn gwbl angenrheidiol ar gyfer weithrediad y wefan.
Rydym yn defnyddio Google Analytics i fesur sut ydych yn defnyddio'r wefan er mwyn i ni ei wella yn seiliedig ar angen defnyddwyr.
Gall y cwcis hyn gael eu gosod gan wefannau trydydd parti a gwneud pethau fel mesur sut rydych yn gwylio fideos YouTube.
Amgueddfa Cymru
Winged, with terminal discs containing concentric circles on the wings. The wings are hollow and open at the top, along the edge of which there are two holes on each side; the central indentation is closed, with an open slot below. One face is well finished with raised edges and a curved rib running the length of the item linking the discs at either end. The other face is less well finished and has no raised edges.
Enw'r Safle: Llyn Fawr, Rhigos
Nodiadau: found in a small area on the east side of Llyn Fawr lying in peat on the bed of the lake, which was at that time being cleared to facilitate the completion of a reservoir