Ros Casares' incredible 23-game winning streak was ended on Saturday in a Liga Femenina upset at EBE Promociones Santa Eulalia.
The Spanish giants, who go into their final Group D game in the EuroLeague Women this week on the back of nine consecutive triumphs this season, lost in in Ibiza 76-68 despite 20 points and 13 rebounds from Delisha Milton-Jones.
Ros had led 42-29 at one point in the third quarter but instead of rolling to a big win, they collapsed and were outscored 21-13 in the final quarter.
Manolo Real's Ros, who are still top of the Spanish standings, take on MiZo Pecs this week in the EuroLeague already assured of first place in the group.