Birch polypore or Razor strop

Description:

Shape almost like a bell,in the back have a "design" similar to a brain.

Habitat:

In a mix forest in serradela Mountain. l

Notes:

"The velvety cut surface of the fruiting body was traditionally used as a strop for finishing the finest of edges on razors. It is also said to have medicinal properties, and this fungus was carried by "Ötzi the Iceman" – the 5,000 year old mummy found in Tyrol." from wikipedia https://www.google.pt/url?sa=t&rct=j...