Both players could face lengthy bans following separate incidents during England’s 33-30 defeat of Wales on Saturday.
As expected, Marler has been cited for the bizarre incident which saw him grab the genitals of Wales’ Alun Wyn Jones during the first half at Twickenham.
Speaking after the game, the Wales captain had called for World Rugby to act on the matter.
“If I react, I get a red card. It’s tough, isn’t it?” he said.