That ambiguity is not a failure of research but rather the honest state of the record: the feature could represent the remains of an ancient monument, or it could simply be a natural hollow in the ground that time and grass have made to look more purposeful than it is. It never appeared on any of the historical Ordnance Survey Ireland maps, which means that if it is archaeological in origin, no nineteenth-century surveyor considered it worth marking, or perhaps it was not visible enough at ground level to register.

The site came to formal attention through an unlikely intermediary: a gas pipeline. Aerial photographs taken on 3 November 1984 for the Bórd Gáis Éireann Curraleigh West to Limerick pipeline project, shot at a scale of 1 to 5,000, captured something on the ground that archaeologists later interpreted as a possible earthwork. The feature was subsequently spotted again on Digital Globe orthoimagery taken between 2011 and 2013, and on Google Earth images from around the same period. Such aerial and satellite observation is often the only practical way to detect very subtle ground features, since slight variations in soil moisture, crop growth, or grass colour can reveal buried or eroded structures that are invisible at eye level. Nearby, 135 metres to the south-west, lies a recorded fulacht fia, a type of prehistoric cooking site typically identified by a horseshoe-shaped mound of fire-cracked stone beside a former water source. The proximity of a known prehistoric feature in the same field at least keeps the question open. The record was compiled by Martin Fitzpatrick and uploaded in October 2021.

Because the site sits in private pasture and carries no formal public access, a visit would require landowner permission. The field itself gives little away at ground level; the feature is the sort of thing that rewards a careful look at the Google Earth satellite layers rather than a walk across the grass. If you do find yourself in the area with permission to look, early morning light in autumn or a period of dry weather following rain can sometimes emphasise low earthworks through differential grass colour, which is precisely the kind of condition that first made this one legible from the air forty years ago.