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DescriptionGeneral: Body length of female: 2.3-3.1 mm (n=20). Body length of male: 2.3-2.9 mm (n=20). Body color: dark brown to black.
Antenna: Color of antennae in female: dark brown to black throughout. Color of antennae in male: A1–A2 brown; A3–A12 variably becoming yellow apically, antennomeres often yellow ventrally. Seta on pedicel of antenna in female: present, reaching past apex of A3.
Head: Color of setae on the head: white, brown, yellow. Sculpture of dorsal frons between frontal carina and median ocellus: areolate. Preocellar pit in females: absent, indicated by a small round depression, present as a distinct pit. Transverse rugae at vertex: present. Sculpture of posterior vertex: areolate. Sculpture of occipital rim: areolate. Interantennal process: diverging into two carinae that extend laterally along surface of frons. Number of anteriorly projecting setae on anteclypeus: 6. Color of mandibles in male: black throughout, black throughout with brown teeth. Color of mandibles in female: basal half black; apical half dark brown, black throughout, basal half black; apical half pale brown. Mandibular teeth in female: teeth of equal size, ventral tooth larger, but less than 2 times as long as dorsal tooth. Sculpture of ventral gena anterior to genal carina: row of areolae. Sculpture of ventral gena posterior to genal carina: areolate, coarsely and irregularly punctate. Shape of anteclypeus: striplike, straight to slightly convex.
Legs: Color of legs: dark brown, tarsi and distal portion of tibiae light brown, brown, distal portion of tibiae and tarsomeres 1-4 yellow, apical tarsomere brown.
Mesosoma: Sculpture of dorsal pronotum: areolate. Color of setae on the dorsal mesosoma: white, brown, yellow. Sculpture of medial mesoscutum: areolate, areolate, with pronounced longitudinal ridges. Sculpture of lateral mesoscutum: same as medial mesoscutum with a subtle confusion of sculptural elements. Notaulus in female: absent. Parapsidal line: delimited, indistinguishable. Sculpture of scutellum: areolate. Median furrow on scutellum: absent, present as a weak indentation. Posterior margin of scutellum: emarginate. Outer projection of the propodeum: present as distinct corner or posteriorly projecting spine. Posterior margin of propodeal shelf between inner and outer propodeal projections in female: concave. Posterior margin of propodeal shelf between inner and outer propodeal projections in male: concave. Sculpture of ventral pronotum: foveate reticulate, becoming smooth at anterolateral corner. Anterior pronotal pit: unknown. Pronotal cervical sulcus: unknown. Mesepimeral sulcus: indicated by dorsoventral line of foveae, crenulate. Sculpture of femoral depression in female: smooth throughout, transversely striate throughout, anterior half smooth, posterior half finely foveate, finely foveate throughout. Sculpture of femoral depression in male: smooth throughout, finely foveate throughout, with weak transverse striae throughout. Mesopleural carina: present as one or two carinae. Sculpture of ventral mesepisternum: foveate, with smooth area surrounded by small foveae. Pilosity of metapleural triangle in female: present as many short fine white setae. Pilosity of metapleural triangle in male: present as many short fine white setae. Sculpture of ventral area of metapleuron: smooth, foveate reticulate, foveate reticulate, with slightly appressed ridges.
Metasoma: Submarginal ridge on T1: percurrent, well-defined. Sublateral tergal carina on T2: percurrent, absent. Sculpture of T2–T3: reticulate rugose. Sculpture of T4: longitudinally strigose, reticulate rugose. Sculpure of T5: longitudinally strigose. Shape of subapical T6 in female in dorsal view: short, width along anterior margin at least three times the length. Apex of T7 in male: bispinose. Longitudinal medial keel on S1: absent. Sculpture of medial S2 in female: punctate reticulate. Sculpture of medial S3 in female: longitudinally strigose, foveate, effaced to smooth. Sculpture of medial S4 in female: effaced to smooth. Sculpture of medial S5 in female: longitudinally strigose. Sculpture of lateral S3 in female: reticulate rugose, foveolate, rugulose. Sculpture of lateral S4 in female: reticulate rugose, longitudinally strigose. Sculpture of lateral S5 in female: reticulate rugose, longitudinally strigose. Sculpture of marginal depression of S2 in female: mostly smooth, with scattered punctures or shallow rugulae, rugulose, finely punctate throughout. Sculpture of marginal depression of S3 in female: mostly smooth, with scattered punctures or shallow rugulae, finely punctate throughout. Sculpture of marginal depression of S4 in female: mostly smooth with scattered punctures or shallow rugulae, rugulose. Sculpture of marginal depression of S5 in female: rugulose. Apical spine on S6 in female: extending beyond apex of T6 and visible in dorsal view. Sculpture of medial S2 in male: punctate reticulate, foveolate. Sculpture of medial S3 in male: foveate. Sculpture of lateral S3 in male: smooth, foveolate, rugulose. Sculpture of lateral S4 in male: smooth, rugulose, foveolate. Sculpture of medial S5 in male: smooth, foveate. Sculpture of lateral S5 in male: foveolate, longitudinally strigose, reticulate rugose.