Layshia Clarendon scored 27 points to help California beat South Florida 82-78 in overtime on Monday night in the second round of the NCAA tournament.
Rashanda Gray added 14 points for the second-seeded Golden Bears (30-2), who advanced to the round of 16 for second time in program history and reached 30 victories for the first time.
The Bears were up 67-57 before the Bulls went on a 13-3 run culminating in a trio of free throws by Inga Orekhova with under a second remaining that tied it at 70.
California missed eight of 11 free throws down the stretch in regulation but went 8 for 10 at the line in overtime.
Andrea Smith scored 24 points and Orekhova added 22 to lead South Florida (22-11), which won its first ever NCAA tournament game Saturday.