Fore wing with one black band; vertex of head entirely melanic.

Holotype: female. Body length 8.9 mm. Fore wing length 8.1 mm. Fore wing with one black band. Scutellar sulcus with one median longitudinal carina. Anterior transverse carina of propodeum not reaching the lateral margin. Median areola of propodeum with well-defined margins. Lateral longitudinal carinae of median tergite 1 well-defined. Median syntergite 2+3 1.5 times longer than wide. Ovipositor slightly longer than body.

Body length usually shorter than holotype. Hind femur varies from mostly pale to mostly melanic.

Named in honor of Youngche Choi, mother of the first author.

Reared five times from two species of stenomatine Depressariidae leaf-tiers feeding on mature leaves of Calophyllum brasiliense (Calophyllaceae) in ACG rain forest at 540 to 740 m elevation.

Holotype ♀: Costa Rica, Alajuela, Sector San Cristobal, Cementerio Viejo, Area de Conservaciόn Guanacaste 10.88111N -85.38889W 570m., Carolina Cano coll., food plant: Calophyllaceae Calophyllum brasiliense, host caterpillar: Depressariidae, Stenomatinae, Cerconota Janzen140, coll. date: 11/27/2013, parasitoid eclosion date: 12/31/2013, DHJPAR0054499. Paratypes: [the following have the same data as the holotype except as indicated] ♀, Guanacaste, Sector Pitilla, Sendero Memos, 10.98171N -85.42785W 740m., Elieth Cantillano coll., coll. date: 4/27/2007 parasitoid eclosion date: 5/27/2007, DHJPAR0021132. ♂, Finca San Gabriel, 10.87766N -85.39343W 645m., host caterpillar: Antaeotricha Janzen134, coll. date: 4/1/2013, parasitoid eclosion date: 4/30/2013, DHJPAR0052197. ♀, Tajo Angeles, 10.86472N -85.41531W 540m., Elda Araya coll., host caterpillar: Antaeotricha Janzen134, coll. date: 12/31/2010, parasitoid eclosion date: 1/24/2011, DHJPAR0041586. [same as previous except as eclosion date] ♂, parasitoid eclosion date:1/25/2011, DHJPAR0041585.