Claim: Gymnopilus praelaeticolor belongs to the family Cortinariaceae or gilled mushrooms.
Evidence: Gymnopilus praelaeticolor is a species of mushroom in the family Cortinariaceae. The Cortinariaceae are a large family of gilled mushrooms found worldwide, containing over 2100 species. 
Cortinariaceae Family: The Cortinariaceae are a large family of gilled mushrooms found worldwide, containing over 2100 species.