c960m SSE of Dolddinas practice works, on low ridge overlooking Llyn to E. Southernmost camp in group of 4. Well preserved, measures 24.5m square, with opposed entrances noted during field observation by DKL (May 1997) but not mapped on AP transcription.
See Nprn54524
RCAHMW AP965038/68-9; 965056/43-5