Classical Irish metres, [530] ff., [537]

Classics taught in the Irish schools, [215]

Clan Creidé, [206]

Clanna Breógain, the, [46], [67]

Clanna Rudhraighe, or Rury, the, [66], [196]

Clan system effected the clergy, [234]

Claudius, bishop of Turin, [208]

Clerics, exemption of from military service, [234]

Cliodhna or Cliona, [49]

Clontarf, description of battle of, [437] ff., [440]