Caterwaul

Level 4 of the Dungeon
(0, 0, D:4)
  a scroll of identify
(3, -11, D:4)
  a wand of polymorph (9)

Level 5 of the Dungeon
(0, 0, D:5)
  a scroll of identify
(13, 10, D:5)
  4 stones
(15, 7, D:5)
  17 gold pieces