After calling a timeout with 10.8 seconds to go, Memphis' Joe Jackson drove to the basket but his shot was partially blocked and the clock ran out.
Dorian Finney-Smith added 14 points for the Gators and Wilbekin and Michael Frazier II both had 11.
Jackson had 17 points for Memphis, which had a six-game winning streak snapped, while Geron Johnson had 13 and Chris Crawford and David Pellom both had 12.
No. 11 Wichita State 72, Alabama 67 • In Tuscaloosa, Ala., Cleanthony Early scored 26 points and Fred VanVleet made two free throws with 11 seconds left to lift Wichita State over Alabama.
Early scored nine straight points for Wichita State (11-0) during one late stretch and the Shockers extended the program's best start, answering every time the Crimson Tide (5-5) threatened to overtake them.
Early made 7 of 11 from the field and hit all 11 free throw attempts. The Shockers were 25 of 27 from the line.
VanVleet and Tekele Cotton each had 11 points for Wichita State, which outrebounded Alabama 38-26.
Releford led Alabama with 22 points.
Tuesday's Top 25 scores
• No. 5 Michigan St. 78,North Florida 48
• No. 6 Louisville 90,Missouri State 60
• No. 7 Oklahoma State 75, Delaware St. 43
• No. 11 Wichita State 72, Alabama 67
• No. 13 Oregon vs. UC Irvine, late
• No. 16 Florida 77 , No. 15 Memphis 75