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Species: Pheidole guayasana   Wilson, 2003 

Classification:
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Taxonomic History (provided by Barry Bolton, 2019)

Pheidole guayasana Wilson, 2003A: 702, figs. (s.w.) ECUADOR. Neotropic. AntCat AntWiki HOL

Distribution:

  Geographic regions (According to curated Geolocale/Taxon lists):
    Americas: Ecuador
  Biogeographic regions (According to curated Bioregion/Taxon lists):
    Neotropical

Taxonomic Treatment (provided by Plazi)

Treatment Citation: Wilson, E. O., 2003, Pheidole in the New World. A dominant, hyperdiverse ant genus., Cambridge, MA: Harvard University Press

Pheidole guayasanaHNS new species

Types Mus. Comp. Zool. Harvard.

Etymology Named based on the Ecuadoran province of the type locality.

diagnosis Similar in various characters to fulleraeHNS, gauthieriHNS, hetschkoiHNS, heyeriHNS, napoensisHNS, pidaxHNS, rosaeHNS, rosulaHNS, and especially securigerHNS, differing as follows.

Major: brown; frontal lobes extended forward as conspicuous right-angular processes, seen from the side; antennal scrobes present, each followed posteriorly by a patch of rugoreticulum; a very small patch of rugoreticulum present on edge of antennal fossa; occipital lobes in full-face view smoothly rounded; posterior half of pronotal profile flat in dorsal-oblique view; mesonotum and dorsal propodeal face almost entirely free of carinulae; postpetiole spinose.

Minor: propodeal spines reduced to denticles; occiput narrow, with very thin nuchal collar; carinulae on promesonotum mostly limited to anterior and posterior margins; carinulae on head mostly limited to posterior fourth of dorsal head surface. Measurements (mm) Holotype major: HW 1.52, HL 1.64, SL 0.68, EL 0.14, PW 0.74. Paratype minor: HW 0.56, HL 0.60, SL 0.70, EL 0.08, PW 0.38.

color Major: gaster plain dark brown; rest of body, and mandibles, medium reddish brown; other appendages plain dark yellow. Minor: body plain light brown, appendages dark yellow.

Range Known only from Bucay and Rio Palenque, Ecuador.

Biology The type series was collected from a forest at the base of a mountain, and the nest contained seeds. Winged queens were present in the Rio Palenque nest when found by G. J. Umphrey on 28 July.

figure Upper: holotype, major. Lower: paratype, minor. ECUADOR: 3 km southwest of Bucay, Guayas (William L. Brown). Scale bars = 1 mm.

Specimen Habitat Summary

Type specimens: paratype Pheidole guayasana: casent0644211, jtlc000016395



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