Edited sentence: However, during its construction the remains of an ancient gateway was found beneath it, known as the 'lounelith' or small gateway (in comparison to Micklegate Bar or the great bar located just a few yards away) - a small entrance to the city which dated back to early medieval times but was blocked up later with earth and stone, possibly still in the period when the walls consisted of a wooden palisade before they were rebuilt in stone (from around 1250 onwards)