NPRN95305
Map ReferenceSH12NE
Grid ReferenceSH1870928471
Unitary (Local) AuthorityGwynedd
Old CountyCaernarfonshire
CommunityAberdaron
Type Of SiteHILLFORT
PeriodMultiperiod
DescriptionNAR SH12NE1
A subcircular enclosure, about 50-56m in diameter, set upon the summit of Mynydd Ystum, defined by two concentric ramparted circuits, both largely reduced to scarps.
Extensive excavation, c.1930 & 1958-9, demonstrated a lengthy occupation sequence.
Sources: Breese 1933 (AC 87), 372-85;
Alcock 1958 (Trans. Caern. Hist. Soc. 19), 1-7;
1960 (AC 109), 78-135.
A pillow mound (Nprn 24395) is set within the enclosure.
RCAHMW AP965034/49-50
J.Wiles 05.03.03