Seventh-seeded Winthrop earned a quarterfinal matchup with rival Monmouth by taking down 10th-seeded Waynflete 54-45 in a Class C South boys basketball prelim in Winthrop.

The Ramblers (11-8) will take on second-seeded Monmouth (14-4) in the quarterfinals Monday at the Augusta Civic Center.

Braden Branagan hit four 3-pointers and led Winthrop with 16 points, while Chan Ring chipped in 14 points.

JJ Carlo led the Flyers (8-11) with 25 points.

DIRIGO 60, OLD ORCHARD BEACH 52: Nathaniel Wainwright scored 20 of his 26 points in the second half and overtime, leading the eighth-seeded Cougars (11-8) past the ninth-seeded Seagulls (8-11) in a Class C South prelim at Dixfield.

Wainwright was 9 for 10 at the free-throw line overall and got six of Dirigo’s eight points in overtime, while Old Orchard Beach was held scoreless.

Owen Smith added 14 points and Dakota White had 12, helping Dirigo advance to a quarterfinal on Monday against No. 1 Mt. Abram at the Augusta Civic Center.

Levi Perrone led Old Orchard Beach with 14 points. Trot Moody and Brady Plante each scored 13.

GIRLS BASKETBALL

LEAVITT 48, YARMOUTH 35: The seventh-seeded Hornets (13-5) seized control with a 15-6 run in the third quarter and beat the 10th-seeded Clippers (7-12) in a B South prelim in Turner.

Caitlyn McCoy sank four 3-pointers and scored a game-high 16 points for Leavitt. Gabby Smith chipped in 15 points and Jordyn Boulay finished with 10.

Marian Pitney led Yarmouth with 14 points, while Rory Tompkins had nine points and Fiona John had eight.

The Hornets advance to face No. 2 Medomak Valley (13-5) in the quarterfinals Saturday at the Portland Expo.