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Types Mus. Comp. Zool. Harvard.
Major: frontal lobes extended forward as blunt right-angular processes; shallow antennal scrobes present; propodeal spines half as long as basal propodeal face anterior to them; hypostoma 2-toothed; humerus in dorsal-oblique view very prominent, right-angular; carinulae originating on frontal lobes and seen in full-face view spread outward, away from the midline, for their entire length. Minor: propodeal spines half as long as basal propodeal face and curved strongly backward; all of head, mesosoma, and petiole foveolate and opaque.
Measurements (mm) Holotype major: HW 1.24, HL 1.56, SL 0.62, EL 0.22, PW 0.64.
Paratype minor: HW 0.56, HL 0.60, SL 0.62, EL 0.12, PW 0.38.
Color Major: body brownish yellow, appendages plain medium yellow.
Minor: concolorous medium yellow.
Range Known only from the type locality.
Biology The type colony was collected in montane rainforest. Winged queens were present on 28 July.
Figure Upper: holotype, major. Lower: paratype, minor. COLOMBIA: Queremal, Rio San Juan, Valle, 1300 m (William L. Brown). Scale bars = 1 mm.
Elevations: collected at 1300 m