UNLV 56, Wyoming 48: Mike Moser scored 18 of his 22 points in the first half and grabbed 14 rebounds as the No. 20 Rebels defeated the Cowboys in the Mountain West quarterfinals in Las Vegas.

Third-seeded UNLV (26-7) limited Wyoming to a tournament-record-low 11 points in the first half and held the Cowboys to 29.3 percent shooting.

Leonard Washington had 11 points and 10 rebounds, and Luke Martinez had 11 points and nine rebounds for sixth-seeded Wyoming (20-11).

The Rebels meet second-seeded New Mexico in Friday’s semifinals.

UNLV led by 22 in the second half but went more than 10 minutes between field goals to open the door for Wyoming to mount a comeback. The Cowboys used a 13-1 run to cut the Rebels’ lead to 46-39 on Washington’s basket with 6:32 remaining.

Anthony Marshall ended UNLV’s drought with a layup with 4:24 to play, and Moser hit a bank shot 90 seconds later as UNLV pushed the margin back into double digits.

Wyoming pulled with 51-45 on Francisco Cruz’s 3-pointer with 59.8 seconds left but could not get any closer.

UNLV led 28-11 at halftime despite a slow start. The Rebels connected on just two of their first 13 field-goal attempts before Moser got hot and scored nine points during an 11-0 run that gave the produced an 18-6 lead with 6:43 left in the half.

GAME NOTEBOOK: Rebels guard Oscar Bellfield had five assists to become the Mountain West’s all-time leader with 568 career assists. Bellfield passed New Mexico’s Dairese Gary (564 from 2007-11) … The previous tournament low at halftime was 15 points by Utah last season against San Diego State … Moser has 15 double-doubles … Wyoming was 3-for-24 from the field and missed all eight of its 3-point attempts in the first half.