The 17th and 18th Battalions IY were formed from the 50th Company a Hampshire contingent; the 60th and 61st both raised in Belfast and known as the Irish Yeomanry; the 65th a Leicestershire contingent and the 67th 70th 71st and 75th all of which were raised and equipped by the Earl of Dunraven and known collectively as Dunravens Sharpshooters.