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diagnosis A large member of the tristisHNS group, similar to rotundicepsHNS, less so to pepoHNS, sphaericaHNS, and subsphaericaHNS, distinguished by the following traits in the major: head capsule in full-face view roughly circular in outline; extensive patches of rugoreticulum present mesad and laterad to the eye; most of remainder of head longitudinally carinulate, with carinulae just laterad to the frontal carinae turning outward; central zone of occiput smooth and shiny; almost all of propodeum carinulate. measurements (mm) Holotype major: HW 2.28, HL 2.24, SL 1.20, EL 0.24, PW 1.00. Paratype minor: HW 0.64, HL 0.82, SL 1.04, EL 0.14, PW 0.44.
color Major: head and appendages light reddish brown, rest of body medium reddish brown.
Minor: yellowish brown.
Range Known only from the type series.
Biology The types were attracted to a tuna bait.
Figure Upper: holotype, major. Lower: paratype, minor. ECUADOR: Jatun Sacha, Napo (Leeanne E. Tennant-Alonso). Scale bars = 1 mm.
Found most commonly in these microhabitats: 4 times ground nest.
Elevations: collected from 554 - 1320 meters, 1128 meters average