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Types Mus. Comp. Zool. Harvard.
Major: propodeal spine half as long as propodeal basal face and perpendicular to it; humeri low and subangulate; mesonotal convexity present; postpetiole from above elliptical, with angulate lateral margins; all of dorsal surface of head except occipital lobes, frontal triangle, and midclypeus carinulate; all of mesosoma and most of head and waist foveolate and opaque; anterior fringe of first gastral tergite shagreened.
Minor: propodeal spine half as long as the propodeal face and vertical on it; postpetiolar node somewhat depressed; occiput broad, its margin concave; all of head and mesosoma foveolate and opaque, no rugoreticulum and almost no carinulae.
Measurements (mm) Holotype major: HW 1.00, HL 1.14, SL 0.56, EL 0.14, PW 0.50.
Paratype minor: HW 0.44, HL 0.50, SL 0.46, EL 0.08, PW 0.30.
Color Major: dark, even blackish brown.
Minor: body medium brown, appendages yellowish brown.
Range Atlantic slope of Costa Rica from lowlands to montane forest (Longino 1997); and Belize (Hummingbird Gap, near Stann; Stewart Peck).
biology Occurs on the floor of primary rainforest.
figure Upper: holotype, major. Lower: paratype, minor. COSTA RICA: La Selva Biological Station, near Puerto Viejo, Heredia (E. O. Wilson). Scale bars = 1 mm.
Found most commonly in these habitats: 210 times found in cloud forest, 89 times found in montane wet forest, 57 times found in mature wet forest, 64 times found in tropical rainforest, 28 times found in tropical wet forest, 23 times found in 2º lowland tropical rainforest, 16 times found in montane rainforest, 16 times found in ridgetop cloud forest, 13 times found in lowland rainforest, 8 times found in wet forest, ...
Found most commonly in these microhabitats: 401 times ex sifted leaf litter, 138 times at bait, 46 times Hojarasca, 9 times ex sifted litter from forest floor, 6 times sifted litter, 1 times nest in soil, 1 times nest in rotten stem, 1 times ex sifted litter, 2 times Primary forest, 1 times litter/soil, 1 times leaf mold, rotten wood, ...
Collected most commonly using these methods: 305 times miniWinkler, 133 times baiting, 77 times MaxiWinkler, 43 times Winkler, 42 times Mini Winkler, 20 times Berlese, 6 times bait, 3 times search, 3 times Lure/Bait, 1 times Search & Berles, 2 times Pitfall, ...
Elevations: collected from 15 - 1685 meters, 852 meters average
Type specimens: paratype Pheidole rectispina: jtlc000016509