CARBONDALE, Ill. -- Sam Straub threw for a school-record 450 yards plus four touchdowns and Southern Illinois rallied for a 44-34 victory in a regular-season finale Saturday.

Two of Straub's touchdown passes went to Israel Lamprakes, who made 11 catches for a career-high 203 yards. Straub, a sophomore making his third start, completed 30 of 51 passes, surviving three interceptions.

Trailing 31-14 midway through the third quarter, the Salukis (4-7, 2-6, Missouri Valley) got a field goal from Matt Sotiropoulos, a 3-yard TD run from Jonathan Mixon then three fourth-quarter touchdowns: a 43-yard pass to Billy Reed, a 70-yarder to Lamprakes and Mixon's 54-yard run to cap a 30-point second half.

There were eight turnovers in the game, five by the Salukis, who rolled up 604 yards offense.

Sean McGuire was 21-of-37 passing for 337 yards, three touchdowns and three interceptions. Xavier Rowe had two picks for the Leathernecks (6-5, 3-5).