Labarthe and Viebrock defeated the St. John's duo of Diamond Adams and Jenny Yonkus, 8-5, in the first round before falling by the same score to Columbia's Nicole Bartnik and Bianca Sanon in the Round of 32.
Markison also paired with Rachel Cantor (Short Hills, N.J.), but the duo was defeated by the Rutgers duo of Jennifer Holzberg and Amy Zhang, 8-2.
Saturday's play concludes the fall portion of the Bobcats' schedule. Spring semester action commences Feb. 5, when the Bobcats travel to Boston University.