Qualified sidespublished at 15:21 Greenwich Mean Time 21 January
Into the last 16 are six English sides, five French, two Irish, two South African and one Scottish.
The full list:
Bordeaux-Begles, Bulls, Saracens, Lyon, Harlequins, Racing 92, Munster, Northampton Saints, Leicester, Leinster, Stormers, La Rochelle, Glasgow Warriors, Exeter Chiefs, Bath and Toulouse.
We'll bring you the last-16 match-ups after the final pool game between Bayonne and Exeter when the seedings will be complete.