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Types Mus. Comp. Zool. Harvard.
Etymology Named after the celebrated indigenous Amerindian tribe.
Major: a low, long convexity emerges from the midclypeus, as illustrated; pilosity long, with a few hairs on mesosomal dorsum over 1.5X Eye Length; mesonotal convexity very low, giving promesonotum in side view a newly smooth semicircular profile, postpetiole from above oval; almost all of posterior third of head smooth and shiny; anterior fringe of pronotum carinulate and most of mesopleuron foveolate.
Minor: occiput narrowed, with nuchal collar; pilosity long, with some hairs on dorsum of head greater than Eye Length. Measurements (mm) Holotype major: HW 1.06, HL 1.20, SL 0.60, EL 0.14, PW 0.54. Paratype minor: HW 0.54, HL 0.70, SL 0.84, EL 0.14, PW 0.38.
Color Major: body and mandibles brownish yellow, other appendages plain dark yellow.
Minor: head and mesosoma dark brown; waist and gaster light to medium brown; mandibles and tarsi yellow; other appendages brownish yellow.
Range Known from the type locality and from Cerro Campana, Panama, 950 m (A. Newton).
Biology The Cerro Campana series was collected from leaf litter on the floor of rainforest. A winged queen was collected with the type colony on 29 June 1976.
figure Upper: holotype, major. Lower: paratype, minor. ECUADOR: Misahualli, Napo (C. Tarrant). Scale bars = 1 mm.