Pacu. (or Flut) A fish-like creature not yet implemented, it lays eggs that hatch into more of it’s kind. It appears in the game files & main menu.
Volgus. An unimplemented rodent-like creature that appears to be a rat/boar fusion, was supposed to spawn from a rock mound along with others of it’s kind. It appears in the game files.
Shockworm. An unimplemented flying insect, it is hostile and has an AOE shock attack. It is found in the game files.