Edible mushroom?

Edible mushroom?

Observation - Edible mushroom? - UK and Ireland. Description: mushrooms look pretty much like cultivated mushrooms, wanted to check before eating - now too late trouble uploading from phone at the time. I think they were under an oak tree but not sure. a few days later gills very dark and saw a couple had been ea

mushrooms look pretty much like cultivated mushrooms, wanted to check before eating
- now too late trouble uploading from phone at the time. I think they were under an oak tree but not sure. a few days later gills very dark and saw a couple had been eaten by 3mm long whitish larvae. Basically wanted to check that they were edible.