The Ireland team has been named for Saturday's Nations Championship test against Australia in Sydney.
Sam Prendergast is back in the green 10 jersey, with Jack Crowley ruled out of the summer games through injury.
Tom O'Toole starts at loosehead, with Jack Conan named at number eight, in place of the injured Andrew Porter and Caelan Doris, respectively.
While James Lowe's departure from Ireland means a start on the wing for Jamie Osborne.
15. Hugo Keenan (UCD/Leinster)(46)
14. Rob Baloucoune (Enniskillen/Ulster)(8)
13. Garry Ringrose (UCD/Leinster)(74)
12. Stuart McCloskey (Bangor/Ulster)(28)
11. Jamie Osborne (Naas/Leinster)(15)
10. Sam Prendergast (Lansdowne/Leinster)(15)
9. Jamison Gibson-Park (Leinster)(51)
1. Tom O’Toole (Ballynahinch/Ulster)(21)
2. Dan Sheehan (Lansdowne/Leinster)(39)
3. Tadhg Furlong (Clontarf/Leinster)(86)
4. Joe McCarthy (Dublin University/Leinster)(24)
5. James Ryan (UCD/Leinster)(80)
6. Cian Prendergast (UCD/Connacht)(11)
7. Josh van der Flier (UCD/Leinster)(79)
8. Jack Conan (Old Belvedere/Leinster)(59)
Replacements:
16. Rónan Kelleher (Lansdowne/Leinster)(48)
17. Jeremy Loughman (Garryowen/Munster)(8)
18. Thomas Clarkson (Blackrock College/Leinster)(13)
19. Tadhg Beirne (Lansdowne/Munster)(70)
20. Nick Timoney (Queen’s University/Ulster)(11)
21. Craig Casey (Shannon/Munster)(28
22. Ciaran Frawley (UCD/Leinster)(12)
23. Bundee Aki (Galwegians/Connacht)(69
===
The Ireland under-20s will look to bounce back from opening-day defeat at the World Championship in Georgia.
Andrew Browne's side are up against Argentina in Tbilisi from half-12 Irish Time.
