Keith Vaz, the chairman of parliament's home affairs select committee has said he was shocked at the "gruesome" practice.
He told the Guardian: "It will only cause enormous distress to families who will discover what has happened concerning the identities of their dead children."
More top news
Five Britons have died after the car they were in plunged more than 80 feet from a bridge into a canal.
The Church of England has defended sending "prayers" on Twitter to The God Delusion author Richard Dawkins following his recent stroke.
Barack Obama and his wife Michelle have exchanged Valentine's Day messages on the The Ellen DeGeneres Show.