Claim: Gymnopilus lateritius  is a species of saprotrophic gilled mushroom with a convex cap of the Gymnopilus genus in the family Cortinariaceae.
Evidence: ecology is saprotrophic Gymnopilus lateritius is a species of mushroom in the family Cortinariaceae. gills on hymenium cap is convex Genus: Gymnopilus Family: Cortinariaceae