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Types Naturhist. Mus. Basel.
Major: distinct mesonotal convexity absent in side view, with promesonotal profile a continuous weakly convex curve that drops as a steep face to the metanotum; center of mid-clypeal carina projects forward as a process in dorsal-oblique view; posterior half of head smooth and shiny except for carinulae along the dorsal midline, which reach occiput; anterior half of head almost all carinulate, with no rugoreticulum; humeri subangulate in dorsal-oblique view; postpetiole diamond-shaped seen from above; apex of petiolar node acute in side view.
Minor: occiput narrowed, with a nuchal collar; apex of petiolar node acute in side view; central third of dorsum of head and almost all of mesosoma foveolate.
Measurements (mm) Lectotype major: HW 1.96, HL 1.24, SL 0.94, EL 0.24, PW 0.76. Paralectotype minor: HW 0.64, HL 0.74, SL 0.84, EL 0.14, PW 0.44.
color Major: head and mandibles light reddish brown; rest of body plain medium brown; other appendages dark yellow. Minor: body plain dark brown, appendages plain light brown.
Range Known only from Minas Gerais.
Figure Upper: lectotype, major (dorsal-oblique view of mesosoma and dorsal view of petiole based on paralectotype major). Lower: paralectotype, minor. BRAZIL: Minas Gerais. Scale bars = 1 mm.