Mumonspawn

Level 1 of the Dungeon
(41, 2, D:1)
  a goblin corpse (skeletalised by now)
(29, 31, D:1)
  a bat corpse (skeletalised by now)
(17, 33, D:1)
  a giant newt corpse (skeletalised by now)

Level 2 of the Dungeon