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DescriptionGeneral: Body length of female: 2.2-3.0 mm (n=20). Body length of male: 2.2-3.0 mm (n=20). Body color: 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. Sculpture of dorsal frons between frontal carina and median ocellus: coarsely foveate, areolate. Preocellar pit in females: absent. Transverse rugae at vertex: present. Sculpture of posterior vertex: areolate, coarsely foveate. Sculpture of occipital rim: areolate. Interantennal process: simple. Number of anteriorly projecting setae on anteclypeus: 6. Color of mandibles in male: yellow throughout, teeth brown. Color of mandibles in female: yellow throughout with teeth brown. Mandibular teeth in female: dorsal tooth larger, 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: coarsely and irregularly punctate. Shape of anteclypeus: striplike, straight to slightly convex.
Legs: Color of legs: coxae dark brown, femora light brown, tibiae and tarsi yellow.
Mesosoma: Sculpture of dorsal pronotum: areolate. Color of setae on the dorsal mesosoma: white. Sculpture of medial mesoscutum: areolate. Sculpture of lateral mesoscutum: with an elevated patch of smoother sculpture, bounded by mesoscutal humeral sulcus laterally, extending to scutoscutellar sulcus posteriorly. Notaulus in female: present, absent. Parapsidal line: delimited. Sculpture of scutellum: areolate. Median furrow on scutellum: absent, present as a weak indentation. Posterior margin of scutellum: emarginate, convex. 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, mostly smooth with longitudinal rugulae ventrally. Anterior pronotal pit: small. Pronotal cervical sulcus: well defined by contiguous punctures. Mesepimeral sulcus: indicated by dorsoventral line of foveae. Sculpture of femoral depression in female: smooth throughout, finely foveate throughout. Sculpture of femoral depression in male: with weak transverse striae throughout, anterior half smooth, posterior half finely foveate. Mesopleural carina: present as one or two carinae. Sculpture of ventral mesepisternum: smooth. 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.
Metasoma: Submarginal ridge on T1: absent. Sublateral tergal carina on T2: absent. Sculpture of T2–T3: reticulate rugose. Sculpture of T4: reticulate with finely rugulose interstices, reticulate rugose. Sculpure of T5: reticulate rugose. 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: slightly convex. Longitudinal medial keel on S1: absent. Sculpture of medial S2 in female: punctate. Sculpture of medial S3 in female: effaced to smooth. Sculpture of medial S4 in female: effaced to smooth. Sculpture of medial S5 in female: effaced to smooth. Sculpture of lateral S3 in female: reticulate rugose, foveolate. Sculpture of lateral S4 in female: reticulate rugose, foveolate. Sculpture of lateral S5 in female: reticulate rugose, foveate. Sculpture of marginal depression of S2 in female: rugulose, finely punctate throughout. Sculpture of marginal depression of S3 in female: finely punctate throughout, rugulose. Sculpture of marginal depression of S4 in female: finely punctate throughout, rugulose. Sculpture of marginal depression of S5 in female: rugulose, finely punctate throughout. Apical spine on S6 in female: not extending beyond apex of T6 and not visible in dorsal view. Sculpture of medial S2 in male: punctate reticulate. Sculpture of medial S3 in male: smooth. Sculpture of lateral S3 in male: foveolate. Sculpture of lateral S4 in male: rugulose, foveolate, reticulate rugose. Sculpture of medial S5 in male: smooth, foveate. Sculpture of lateral S5 in male: foveolate, reticulate rugose.