The Tiger duo dropped the first set of their match on Thursday 6-2 and were unable to bounce back in the second, falling 6-4.
During the dual-match season, Lambeth and Pitts chalked up a 21-6 record at the #1 doubles position. The Trinity tandem had a 16-match win streak entering last week's team portion of the NCAA Championship, but came up short to the University of Texas-Tyler.
The 15th-ranked Tiger team went on to defeat #29 UT-Tyler 5-3 in the second round, but then lost 5-1 to host and fifth-ranked Claremont-Mudd-Scripps (CA) Colleges in the third. Lambeth and Pitts won Trinity's only point with the Stags.
Led by ninth-year Head Coach Russell McMindes, Trinity finished the dual-match season with a 16-12 record.