Series history: Dayton leads 34-27 and has won nine of the last 11 games. The teams split two regular-season games. Saint Louis won 73-60 on on Feb. 5 at Chaifetz Arena. Dayton won 70-62 on Feb. 23 at UD Arena.
Coaches: Anthony Grant is 34-27 in his second season at Dayton. Travis Ford is 49-49 in three seasons at Saint Louis.
Last game: Dayton won 78-67 at Duquesne on Saturday. Saint Louis beat Richmond 71-68 in the second round Thursday.
About Dayton: Dayton has an 69 percent chance of winning this game, according to KenPom.com, which predicts a 68-63 score. … Dayton ranks 58th in the Ken Pomeroy ratings and 66th in the NCAA Evaluation Tool. Saint Louis ranks 136th and 112th, respectively. ... Trey Landers averages 8.3 points and a team-best 6.8 rebounds off the bench. ... The seven player in Dayton's rotation, freshman guard Dwayne Cohill, averages 3.5 points and 15.5 minutes per game. ... Crutcher leads Dayton in made 3-pointers (65 of 180, 36.1 percent). ... Crutcher has 177 assists. That's the sixth-highest total in school history. He's averaging 5.7 per game, which would be the seventh-best average.
About Saint Louis: French had 22 points and 12 rebounds Thursday. Isabell had 17. Bess scored 14. ... Bess was named the A-10 Defensive Player of the Year on Tuesday. French was named to the third team. ... Isabell averaged 23.2 points per game in the last six regular-season games. .... Saint Louis seeks its first A-10 tournament championship since 2013, the first year the event took place at the Barclays Center. It was the last No. 1 seed to win the tournament. Last season, Saint Louis was also the No. 6 seed and beat George Washington in the second round before losing to No. 3 seed Davidson in the quarterfinals.
Looking ahead: The winner will play No. 10 seed Saint Joseph's or No. 2 seed Davidson at 3:30 p.m. Saturday in the semifinals. TV: CBS Sports Network.
Other quarterfinal games: No. 8 seed Rhode Island beat No. 9 La Salle 76-57 on Thursday and will play No. 1 Virginia Commonwealth at noon.
• No. 5 George Mason beat No. 12 George Washington 57-51 and will play No. 4 St. Bonaventure at 2:30 p.m.
• No. 10 Saint Joseph’s beat No. 7 Duquesne 92-86 and will play No. 2 Davidson at 6 p.m.