That uncertainty is itself quietly striking. Most medieval stonework carries at least some clue, an inscription, a carved figure, a heraldic device, but these slabs offer nothing conclusive. They are simply there, worn smooth by centuries, their origins unresolved.

Ardfert, in north Kerry, was an important ecclesiastical centre in medieval Ireland, associated most famously with St Brendan the Navigator, and the friary itself was a Franciscan foundation. The Franciscans, a mendicant order founded in the thirteenth century, typically built their churches to serve both the friars and the surrounding lay community, and burials within the church floor were a mark of status and devotion. Grave slabs of this kind, flat stones laid over a burial or used as a memorial marker, were common across medieval Irish religious sites, but it is unusual to find a group of nine together whose dating has never been firmly established. Limestone was the practical choice in much of Munster, where the stone was plentiful and workable, yet here the slabs have resisted the usual methods of placing them in time.