HATTIESBURG, Miss. -- Nick Mullens threw for 591 yards and four touchdowns and Southern Mississippi set a school record with 702 yards of total offense in a 44-28 win over Rice on Saturday night.

On Nov. 15 last year against Rice, Southern Miss (4-1, 2-0 Conference USA) set the previous school record for total offense with 682 yards.

Mullens broke Austin Davis' previous school record of 461 passing yards in a game he set against the Owls on Oct. 18, 2008.

Allenzae Staggers had six receptions for 292 yards and touchdowns of 75, 81 and 93 yards. His yardage effort broke the previous record Kendrick Lee set against Houston on Nov. 11, 1996 with 260 yards.

Staggers' 93-yarder is the third-longest TD reception in school history and put the Eagles up 27-14.

Tyler Stehling threw a 7-yard TD pass to Samuel Stewart to give Rice (0-5, 0-3) its only lead of the game at 7-3.

Stewart had 19 carries for 132 yards and two scores.