Question: What kind of animal is represented by a bogle, or mythical beast called a Barghest, in Northumbrian mythology?
Sentence (from "Bogle"): A bogle, boggle, or bogill is a Northumbrian and Scots term for a ghost or folkloric being, used for a variety of related folkloric creatures including Shellycoats, Barghests, Brags, the Hedley Kow and even giants such as those associated with Cobb's Causey (also known as "ettins", "yetuns" or "yotuns" in Northumberland and "Etenes", "Yttins" or "Ytenes" in the South and South West).
Relevant evidence: Yes