That economy of expression is part of what makes this particular stone from Garranes in County Cork quietly compelling. It was found within a ringfort, one of those circular enclosed settlements so common across the Irish landscape, and later scholarship suggested it had originally been placed in the souterrain associated with the same site. A souterrain is an underground passage or chamber, typically stone-lined, built beneath or beside a ringfort for storage or refuge. That a carved standing stone ended up repurposed inside one tells its own small story about how materials were reused across generations, long before anyone thought to preserve them.

The stone, which measures approximately five feet nine inches tall and just under a foot and a half wide, carries an inscription read by the scholar R. A. S. Macalister in 1945 as C[A]SSITT[A]S MAQI MUCOI CALLITI. In ogham, maqi means "son of" and mucoi indicates a tribal or kin group, so the inscription identifies a man named Cassittas (or possibly Cassittos, as Damian McManus noted in 2004, the final vowel being uncertain) as a member of the Calliti kindred. These formulaic genealogical inscriptions are typical of the early Christian period in Ireland, roughly the fifth to seventh centuries, and they functioned less as memorials in a modern sense than as territorial or ancestral markers. The uncertainty around the ending of the personal name is a reminder that ogham, incised on stone and exposed to centuries of weathering, does not always yield clean readings, and scholars continue to disagree on fine points of interpretation.

The stone is no longer at Garranes. It has been on permanent display in the Stone Corridor at University College Cork, where it sits among a substantial collection of ogham stones gathered from across Munster. The corridor itself is worth seeking out for anyone interested in early Irish epigraphy, offering the rare chance to read the inscriptions at close quarters rather than in a field or a photograph.