Caterwaul

Level 2 of the Dungeon
(4, -1, D:2)
  a +0 dagger
(5, 7, D:2)
  a book of Dangerous Friends

Level 3 of the Dungeon

Level 4 of the Dungeon
(2, 3, D:4)
  a scroll of blinking
(4, -8, D:4)
  a +0 robe
(9, -6, D:4)
  a scroll of vulnerability

Level 5 of the Dungeon