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Species: Pheidole trinitatis   Wilson, 2003 

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Taxonomic History (provided by Barry Bolton, 2019)

Pheidole trinitatis Wilson, 2003A: 527, figs. (s.w.) TRINIDAD. Neotropic. AntCat AntWiki HOL


  Geographic regions (According to curated Geolocale/Taxon lists):
    Americas: Trinidad and Tobago
  Biogeographic regions (According to curated Bioregion/Taxon lists):

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 trinitatisHNS new species

Types Mus. Comp. Zool. Harvard.

Etymology Named after the country from which the type specimens originated.

diagnosis Similar to exiguaHNS, flavensHNS, moerensHNS, nitidicollisHNS, nuculicepsHNS, orbicaHNS, pholeopsHNS, and sculptiorHNS, distinguished as follows. Major: reddish yellow, with brown gaster; rugoreticulum fills space between eyes, antennal fossa, and anterior head border on each side of head; very small patch of rugoreticulum on humerus; carinulae of frontal lobes extend posteriorly only to midpoint of head; all of head and body except gaster foveolate and opaque; mesonotal convexity well-developed; pronotal profile in dorsal-oblique view feebly bilobate; postpetiole from above diamond-shaped; pilosity sparse.

Minor: ventral profile of head in side view feebly concave; eyes set well forward on head and slightly tapered anteriorly; humerus dentate in dorsal-oblique view; all of body except gaster foveolate and opaque, and carinulae limited to antennal fossae; mesosomal pilosity sparse, consisting at least partly of widely spaced pairs of setae. measurements (mm) Holotype major: HW 0.90, HL 0.54, SL 0.48, EL 0.10, PW 0.44. Paratype minor: HW 0.46, HL 0.50, SL 0.44, EL 0.06, PW 0.30.

color Major: body appendages medium reddish yellow ("orange") except for gaster, which is plain medium brown. Minor: concolorous light reddish yellow ("light orange").

Range Known from the type locality, and from the Arena Forest Reserve, St. Andrew Co., Trinidad.

biology The type colony was found in a floodplain forest, nesting in a dead twig; and the Arena Forest Reserve colony was in secondary lowland rainforest, in a hollow fruit buried in sandy soil.

Figure Upper: holotype, major. Lower: paratype, minor. TRINIDAD: Bridge 1/7, east of Valencia, St. Andrew Parish (Stefan Cover). Scale bars = 1 mm.

Specimen Habitat Summary

Type specimens: paratype Pheidole trinitatis: jtlc000016560; Paratype Pheidole trinitatis Wilson 2003: casent0645883

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