Downdruss

Level 1 of the Dungeon
(3, -15, D:1)
  a bat corpse (skeletalised by now)
(9, -24, D:1)
  a ball python corpse (skeletalised by now)
(20, -19, D:1)
  a bat corpse (skeletalised by now)
(21, -19, D:1)
  a hobgoblin corpse (skeletalised by now)
(31, 9, D:1)
  a bat skeleton
(42, -10, D:1)
  a frilled lizard skeleton
  a rat skeleton

Level 2 of the Dungeon
(0, 0, D:2)
  a bat corpse (skeletalised by now)
(0, 7, D:2)
  a +0 club
  a goblin corpse (skeletalised by now)
(12, 1, D:2)
  a jackal skeleton
(13, 21, D:2)
  a +0 club
(25, 24, D:2)
  a bat skeleton
(26, -4, D:2)
  a quokka corpse (skeletalised by now)
(29, 42, D:2)
  a jackal skeleton
(33, 33, D:2)
  a kobold skeleton
(35, 4, D:2)
  an adder corpse (skeletalised by now)
  a bat corpse (skeletalised by now)
(54, 42, D:2)
  a rat skeleton

Level 3 of the Dungeon
(3, -33, D:3)
  a rat skeleton
  a rat skeleton
(7, -12, D:3)
  2 large rocks
(12, -15, D:3)
  a rat corpse (skeletalised by now)
(13, -37, D:3)
  a +0 robe
(19, -13, D:3)
  a +0 flail
(22, -25, D:3)
  a parchment of Ozocubu's Armour
(25, -38, D:3)
  a +0 robe
(27, -32, D:3)
  a +0 dagger
(33, -15, D:3)
  a +0 dagger
(35, -25, D:3)
  a +0 dagger
(37, -24, D:3)
  a bat corpse (skeletalised by now)
(38, -17, D:3)
  an orc skeleton
(39, -23, D:3)
  a +0 spear
(39, -21, D:3)
  a +0 dagger
(39, -19, D:3)
  a +0 robe
  an orc skeleton
(40, -16, D:3)
  an orc skeleton
(41, -15, D:3)
  a +0 club

Level 4 of the Dungeon
(0, 0, D:4)
  a +0 club
  a goblin corpse