In British folklore, a large supernatural dog that roams the countryside.
In Irish folklore, a fairy dog, with white rings around its neck, was believed to roam near Galway. An unnamed black dog haunted Slian Mis (Slieve Mish) in Kerry, and several other unnamed but menacing black dogs haunted the quagmire of Youdig in Brittany.
- MacKillop, James. (2004). Dictionary of Celtic Mythology. New York: Oxford University Press, Inc.