Dave Dickenson passed for 408 yards and four touchdowns as Montana beat Georgia Southern, 45-0.
Montana (11-2) went 77 yards on its first drive, including a 4-yard TD pass from Dickenson to Joe Douglass. Dickenson hit Raul Pacheco for a 19-yard touchdown later in the quarter and found Douglass for a 49-yard score early in the second quarter to make it 21-0 before Georgia Southern (9-4) got a first down.
Marshall 41, Northern Iowa 24
At Huntington, W.Va., Chris Parker ran for 154 yards and two touchdowns and Marshall had two key interceptions Saturday to advance to the NCAA Division I-AA semifinals.
Northern Iowa (8-5), trailing 21-14 at halftime, pulled to 21-17 on a 42-yard field goal by Matt Waller early in the second half. But Marshall (11-2) then scored two touchdowns that were set up by interceptions.
Stephen F. Austin 27
Appalachian St. 17
At Boone, N.C., Leonard Harris rushed for 180 yards and two fourth-quarter touchdowns to lead Stephen F. Austin over previously unbeaten Appalachian State.
Stephen F. Austin (11-1) advanced to the semifinals for the first time since 1989, when it eventually lost to Georgia Southern in the championship game.