Wiki information Silvaticus:

Agaricus silvaticus
Organism Classification

Agaricus silvaticus otherwise known as the Scaly Wood Mushroom or Blushing Wood Mushroom, is a common, edible Mushroom, often found in groups in coniferous forests from early summer.

Arion silvaticus
Biological Species, Organism Classification

Arion silvaticus is a species of air-breathing land slug, a terrestrial pulmonate gastropod mollusk in the family Arionidae.