A round cairn today shown on the map as Obtrusch tumulus, in Farndale West, was in the 19th century called Hobthrush, Obtrush or Obtrusch Roque (rock) and said to be the home of a hob, or hobthrush. In The Rivers, Mountains and Sea-Coasts of Yorkshire Professor John Phillips related the legend of it, the popular folktale often told of Hobs and kindreds spirits, “Aye, we’re flitting!”