Teus, or Bugelnoz, is a colossal spirit in the district of Vannes who appears clothed in white between midnight and two in the morning. He rescues people from the Devil, and should be spread his mouth over them they are secure from the Father of Evil.
- Spence, Lewis. (1917). Legends and Romances of Brittany. New York: Fredrick A. Stokes, p. 100.