Glasgow v Zebre
Glasgow: Stuart Hogg; Sean Lamont, Alex Dunbar, Peter Horne, Niko Matawalu; Duncan Weir, Henry Pyrgos; Ryan Grant, Pat MacArthur, Moray Low; Tim Swinson, Al Kellock (Capt.); James Eddie, Chris Fusaro, Leone Nakarawa.
Replacements: Dougie Hall, Jerry Yanuyanutawa, Geoff Cross, Rob Harley, Tyrone Holmes, Ruaridh Jackson, Lee Jones, Peter Murchie.
Zebre: David Odiete; Giulio Toniolatti, Gonzalo Garcia, Giovanbattista Venditti, Dion Berryman;Tommaso Iannone, Guglielmo Palazzani; Salvatore Perugini, Davide Giazzoni, Dario Chistolini; Quintin Geldenhuys, Marco Bortolami (Capt.); Mauro Bergamasco, Andries van Schalkwyk, Samuela Vunisa.
Replacements: Tommaso D’Apice, Matias Aguero, Dave Ryan, George Biagi, Emiliano Caffini, Alberto Chillon, Filippo Ferrarini, Filippo Cristiano.
Leinster v Edinburgh
Leinster: Zane Kirchner; Fergus McFadden, Brian O’Driscoll, Gordon D’Arcy, Dave Kearney; Jimmy Gopperth, Isaac Boss; Jack McGrath, Richardt Strauss, Mike Ross; Leo Cullen (Capt.), Mike McCarthy; Sean O’Brien, Jordi Murphy, Jamie Heaslip.
Replacements: Sean Cronin, Cian Healy, Martin Moore, Rhys Ruddock, Dominic Ryan, Luke McGrath, Ian Madigan, Rob Kearney.
Edinburgh: Carl Bezuidenhout; Sam Beard, Matt Scott, Andries Strauss, Tim Visser; Harry Leonard, Greig Laidlaw (Capt.); Alasdair Dickinson, Ross Ford, Willem Nel; Grant Gilchrist, Ben Toolis; Mike Coman, Tomas Leonardi, David Denton.
Replacements: James Hilterbrand, Wicus Blaauw, Simon Berghan, Alex Toolis, Dimitri Basilaia, Grayson Hart, Piers Francis, Ben Atiga.
Munster v Ulster
Munster: Felix Jones; Gerhard van den Heever, Casey Laulala, James Downey, Simon Zebo; Ian Keatley, Duncan Williams; Dave Kilcoyne, Damien Varley (Capt.), John Ryan; Dave Foley, Paul O’Connell; Paddy Butler, Sean Dougall, James Coughlan.
Replacements: Quentin MacDonald, James Cronin, Alan Cotter, Billy Holland, Tommy O’Donnell, Conor Murray, JJ Hanrahan, Keith Earls.
Ulster: C Gilroy;, D McIlwaine, M Allen, S McCloskey, R Scholes; J McKinney, M Heaney; C Black, R Herring, A Warwick; L Stevenson, D Tuohy (Capt.); M McComish, S Doyle, N Williams.
Replacements: K McCall, B Ross, A Macklin, N McComb, C Joyce, D Shanahan, R Andrew, P Nelson.
NG Dragons v Treviso
NG Dragons: Hallam Amos; Tom Prydie, Pat Leach, Jack Dixon, Will Harries; Jason Tovey, Richie Rees; Phil Price, T. Rhys Thomas, Duncan Bell; Andrew Coombs (Capt.), Matthew Screech; Lewis Evans, Nic Cudd, Taulupe Faletau.
Replacements: Sam Parry, Owen Evans, Bruce Douglas, Rob Sidoli, Jevon Groves, Jonathan Evans, Kris Burton, Tyler Morgan.
Treviso: Luke McLean; Ludovico Nitoglia, Michele Campagnaro, Alberto Sgarbi, Angelo Esposito; Alberto Di Bernardo, Fabio Semenzato; Alberto De Marchi, Leonardo Ghiraldini, Lorenzo Cittadini; Antonio Pavanello (Capt.), Marco Fuser; Christian Loamanu, Paul Derbyshire, Manoa Vosawai.
Replacements: Giovanni Maistri, Matteo Muccignat, Ignacio Fernandez-Rouyet, Valerio Bernabò, Dean Budd, Andrea Pratichetti, James Ambrosini, Mat Berquist.
Ospreys v Connacht
Ospreys: Sam Davies; Hanno Dirksen, Ashley Beck, Andrew Bishop, Jeff Hassler; Dan Biggar, Tom Habberfield; Nicky Smith, Scott Baldwin, Aaron Jarvis; Alun Wyn Jones (Capt.), Ian Evans; Sam Lewis, Justin Tipuric, Dan Baker.
Replacements: Scott Otten, Marc Thomas, Adam Jones, Tyler Ardron, Joe Bearman, Tito Tebaldi, Jonathan Spratt, Aisea Natoga.
Connacht: Darragh Leader; Danie Poolman, Eoin Griffin, David McSharry, Matt Healy; Miah Nikora, Kieran Marmion; Denis Buckley, David Heffernan, Ronan Loughney; Aly Muldowney, Michael Kearney; Andrew Browne, Conor Gilsenan, John Muldoon (Capt.).
Replacements: Jack Dinneen, Finlay Bealham, Rodney Ah You, Michael Swift, Eoin McKeon, Caolin Blade, Dan Parks, Robbie Henshaw.
Scarlets v Cardiff Blues
Scarlets: Liam Williams; Kristian Phillips, Jonathan Davies (Capt.), Steven Shingler, Jordan Williams; Rhys Priestland, Rhodri Williams; Phil John, Ken Owens, Samson Lee; Jake Ball, Johan Snyman; Josh Turnbull, Aaron Shingler, Rob McCusker.
Replacements: Kirby Myhill, Rob Evans, Rhodri Jones, Richard Kelly, Sione Timani, Gareth Davies, Olly Barkley, Gareth Maule.
Cardiff Blues: Dan Fish; Alex Cuthbert, Cory Allen, Isaia Tuifua, Harry Robinson; Simon Humberstone, Lewis Jones; Gethin Jenkins, Matthew Rees (Capt.), Taufa’ao Filise; Bradley Davies, Filo Paulo; Macauley Cook, Robin Copeland, Josh Navidi.
Replacements: Kristian Dacey, Thomas Davies, Scott Andrews, Chris Dicomidis, Ellis Jenkins, Lloyd Williams, Dafydd Hewitt, Thomas Williams.