2.57–3.25 mm (n=19). Male body length: 2.36–2.94 mm (n=6). Color of head: dark brown to black. Central keel of frons: present, extending onto interantennal process. Sculpture of medial frons in female: smooth. Sculpture of medial frons in male: smooth. Number of mandibular teeth: three. Basal node on mandible: present. Sculpture of frons below median ocellus: punctate throughout with a groove parallel to orbital carina. Sculpture of posterior vertex: concentrically rugose. Sculpture of gena: coarsely striate. Basiconic sensillum on A7: absent.

dark brown to black. Color of mesosoma in male: dark brown to black. Sculpture along posterior pronotal sulcus: striate, striae reaching dorsal pronotum. Notaulus: percurrent, reaching suprahumeral sulcus as a smooth furrow. Sculpture of medial mesoscutum: moderately punctate in posterior half, becoming denser anteriorly. Sculpture of mesoscutellum: smooth with sparse fine punctures throughout. Postacetabular sulcus: comprised of small cells. Mesopleural carina: present; present only in anterior half. Sculpture along ventral half of prespecular sulcus: longitudinally striate. Sculpture of posterolateral mesepisternum: smooth; smooth except for 1 or 2 striae parallel to mesopleural carina. Sculpture of ventral surface of mesepisternum: smooth. Setation of ventral metapleural area: absent. Setation of metapleural triangle: sparse. Sculpture of metapleural triangle: smooth; finely punctate. Posterior margin of metapleuron below propodeal spiracle: with blunt kink near intersection with metapleural sulcus. Color of legs: coxae and trochanters yellow, otherwise pale brown, hindlegs the darkest.

Color of metasoma in female: dark brown to black throughout. Color of metasoma in male: dark brown to black throughout. Posterior margin of transverse sulcus on T2: strongly convex. Sublateral tergal carina on T2: absent. Microsculpture on T2: present. Microsculpture on T3: present. Microsculpture on T4: absent. Horn on T1 in female: present as a large, apically rounded protuberance. Macrosculpture of T2 in female: longitudinally striate throughout; weakly longitudinally striate throughout. Macrosculpture of medial T3 in female: weakly longitudinally striate; longitudinally striate. Macrosculpture of lateral T3 in female: longitudinally striate; weakly longitudinally striate. Macrosculpture of medial T4 in female: absent. Macrosculpture of lateral T4 in female: weakly longitudinally strigose; absent. Punctation of T4 in female: absent in medial third, sparse laterally; sparse throughout. Macrosculpture of T5 in female: absent. Punctation of T5 in female: moderately dense throughout; dense throughout; absent along midline, otherwise dense. Shape of T5 in female: width of posterior margin greater than or equal to length. Microscupture on T6 in female: absent. Sculpture of T6 in female: smooth with sparse fine setigerous punctures throughout. Macrosculpture of T2 in male: longitudinally striate throughout. Macrosculpture of medial T3 in male: weakly longitudinally striate. Macrosculpture of lateral T3 in male: longitudinally striate. Macrosculpture of T4 in male: longitudinally strigose laterally; absent. Punctation of T4 in male: sparse throughout. Macrosculpture of T5 in male: absent. Punctation of T5 in male: moderately dense throughout. Sculpture of S2: longitudinally striate anteriorly, smooth posteriorly. Prominent longitudinal median carina on S2: absent.

Wings: macropterous, apex or forewing extending beyond posterior margin of T3. Color of forewing in female: slightly infuscate throughout. Color of forewing in male: slightly infuscate throughout. Color of hind wing: slightly infuscate throughout. Density of setation in fore wing: uniform throughout. Density of setation in hind wing: uniform throughout. Length of R1: more than 1.5 times as long as r. M+Cu and RS+M in forewing: nebulous.