Desert Fossil Wall

Desert Fossil Walls are a type of wall that can be crafted from at a  with Ecto Mist.

Trivia

 * Being introduced in the Desktop 1.3.0.1 update and not obtainable until Desktop 1.4.0.1, it is likely that this wall was supposed to be found near Desert Fossil patches in the Underground Desert.

History
Mur de fossiles du désert 沙漠化石墙