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Species: Pheidole tachigaliae   Wheeler, 1921 

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Taxonomic History (provided by Barry Bolton, 2019)

Pheidole tachigaliae Wheeler, 1921f PDF: 148 (s.w.q.) GUYANA. Neotropic. AntCat AntWiki HOL

Taxonomic history

Combination in Pheidole (Hendecapheidole): Wheeler, 1922f PDF: 3.
See also: Smith, 1955d PDF: 304; Wilson, 2003A: 639.


  Geographic regions (According to curated Geolocale/Taxon lists):
    Americas: French Guiana, Guyana
  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 tachigaliae WheelerHNS

Pheidole tachigaliae WheelerHNS 192If: 148.

Types Mus. Comp. Zool. Harvard.

etymology L tachigaliaeHNS, referring to the plant on which the type colony was found.

Diagnosis A member of the tachigaliaeHNS group, characterized by very small size and 11-segmented antennae, this species is easily recognized by the following traits.

Major: dorsal surface of head longitudinally carinulate (not transversely carinulate as in other tachigaliae-group species); pronotal dorsum lightly sprinkled with foveolae, feebly shiny; propodeal spines short, stout and directed strongly backward. Minor: all of head and mesosoma foveolate and opaque.

Measurements (mm) Lectotype major: HW 0.64, HL 0.74, SL 0.32, EL 0.08, PW 0.40. Paralectotype minor: HW 0.34, HL 0.38, SL 0.28, EL 0.08, PW 0.22.

Color Major: concolorous medium yellow; vertex with a fuzzy, circular brown spot as illustrated. Minor: concolorous pale yellow.

Range Known from the type locality and from Kaw, French Guiana (Mark W. Moffett).

biology Found on the ant-plant Tachigalia.

Figure Upper: lectotype, major. Lower: paralectotype, minor. GUYANA: Kartabo (William M. Wheeler). Scale bars = 1 mm.

Specimen Habitat Summary

Elevations: collected at 10 m

Type specimens:

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