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Costa Rica: Atlantic slope of Cordillera Central.
Inhabits wet forest.
Etymology L, Gr Dryas, in classical mythology, a wood nymph whose life was that of her tree, referring to the arboricolous nesting habit of the species.
Diagnosis A unique medium-sized, yellowish brown species whose major has a heart-shaped head, when mandibles are included, in full-face view; all of the dorsal head surface, including the clypeus but excluding the occiput, densely covered by longitudinal carinulae; conspicuously swollen hind femur; and angulate subpostpetiolar process.
There is some similarity to erratilisHNS, nitellaHNS, and pygmaeaHNS, but many differences in body form, sculpturing, and color. Measurements (mm) Holotype major: HW 0.94, HL 1.02, SL 0.46, EL 0.10, PW 0.54. Paratype minor: HW 0.50, HL 0.56, SL 0.42, EL 0.06, PW 0.34.
color Major: gaster light yellowish brown, rest of body and appendages dark yellow. Minor: concolorous light yellowish brown.
Range Atlantic slope of Cordillera Central, Costa Rica (Longino 1997).
Biology The type series, representing either one or several colonies, was found in mature wet forest under epiphyte mats in a canopy tree (Longino 1997).
Figure Upper: holotype, major. Lower: paratype, minor. COSTA RICA: Braulio Carrillo National Park, Heredia, 500 m (J. T. Longino). Scale bars = 1 mm.
Found most commonly in these habitats: 1 times found in primary wet forest, 1 times found in rainforest, 1 times found in montane wet forest.
Found most commonly in these microhabitats: 1 times Nest under epiphyte mat.
Collected most commonly using these methods: 1 times Malaise.
Elevations: collected at 500 m
Type specimens: holotype major Pheidole dryas: inbiocri002279944