Arachnite

Level 1 of the Dungeon
(0, 0, D:1)
  a rat skeleton
(9, 4, D:1)
  a hobgoblin skeleton
(11, 7, D:1)
  a +0 trident
(12, -2, D:1)
  a +0 whip
(15, -22, D:1)
  a Handbook of Applied Construction
(18, 25, D:1)
  a +0 short sword
  4 stones
(19, 25, D:1)
  a +0 dagger
(25, -4, D:1)
  a bat corpse (skeletalised by now)
(26, 3, D:1)
  2 boomerangs
(44, 16, D:1)
  a +0 dagger
  a stone
  a kobold skeleton

Level 2 of the Dungeon
(0, 0, D:2)
  a +0 whip
  5 stones
  a kobold skeleton
(3, -5, D:2)
  a +0 robe
(4, 5, D:2)
  7 stones
(6, 0, D:2)
  a +0 whip
(8, -33, D:2)
  a bat skeleton
(10, -8, D:2)
  a +0 sling
(12, -6, D:2)
  the felid skeleton of Natasha
(14, -6, D:2)
  the felid skeleton of Natasha
(19, -4, D:2)
  a bat skeleton
(25, -5, D:2)
  a +0 robe
(25, 1, D:2)
  a ball python corpse (skeletalised by now)
(26, 3, D:2)
  a +0 hand axe
(30, -23, D:2)
  a +0 dagger
  a goblin corpse (skeletalised by now)
(36, -4, D:2)
  a +0 scimitar

Level 3 of the Dungeon
(0, 0, D:3)
  a +0 club
(1, 0, D:3)
  a +0 whip
  a +0 ring mail
  an orc skeleton
  an orc skeleton
(2, 0, D:3)
  a +0 club
  a +0 scale mail
  an orc skeleton
(7, -8, D:3)
  a rat skeleton
(8, -31, D:3)
  8 stones
(15, -24, D:3)
  a bat skeleton
(18, -5, D:3)
  a +0 dagger
(26, -5, D:3)
  a +0 robe
(32, -33, D:3)
  a rat corpse (skeletalised by now)
(33, -5, D:3)
  a +0 dagger
  a goblin corpse (skeletalised by now)
  a ball python corpse (skeletalised by now)

Level 4 of the Dungeon
(0, 0, D:4)
  6 stones
(3, -3, D:4)
  a +2 dagger of venom (still there?)
  a +0 leather armour (still there?)
  a wand of flame (9) (still there?)
(4, -4, D:4)
  9 gold pieces
(10, -21, D:4)
  a quokka corpse (skeletalised by now)
(14, -8, D:4)
  2 boomerangs
(17, -23, D:4)
  a +0 sling
(31, -27, D:4)
  5 stones
  a hobgoblin corpse (skeletalised by now)
(32, -11, D:4)
  6 stones
(34, -17, D:4)
  a hobgoblin corpse
(36, -1, D:4)
  5 javelins
(40, 2, D:4)
  a +0 club
  a +0 robe
  a gnoll corpse