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Species: Pheidole gibba   Mayr, 1887 

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Taxonomic History (provided by Barry Bolton, 2019)

Pheidole gibba Mayr, 1887 PDF: 590 (s., 604 w.) BRAZIL. Neotropic. AntCat AntWiki HOL

Taxonomic history

Senior synonym of Pheidole lopesi: Kempf, 1972d PDF: 455.
See also: Wilson, 2003A: 695.


  Geographic regions (According to curated Geolocale/Taxon lists):
    Americas: Brazil
  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 gibbaHNS Mayr

Pheidole gibbaHNS Mayr 1887: 590. Syn.: Pheidole gibba var. lopesi BorgmeierHNS 1937b: 233, synonymy by Kempf 1972d: 455. Types Naturhist. Mus. Wien.

Etymology L gibbaHNS, humpbacked, referring to the extended humeri.

Diagnosis Very distinctive within PheidoleHNS as a whole.

Major: large; slender; humeri very prominent, subangulate, each forming a large equilateral triangle in dorsal-oblique view; pronotum with transversely rugulose dorsum and vertically carinulate sides; all of dorsal surface of head carinulate except occiput and frontal triangle, which are smooth; carinulae that originate from posterior half of sides of frontal lobes curve laterally and then posteriorly; postpetiole diamond-shaped from above.

Minor: humeri as in major (q.v.); all of mesosomal dorsum foveolate; occiput narrowed, with nuchal collar.

Measurements (mm) Lectotype major: HW 1.96, HL 2.10, SL 1.22, EL 0.24, PW 0.98.

Paralectotype minor: HW 0.84, HL 1.00, SL 1.12, EL 0.18, PW 0.58.

Color Major: concolorous medium reddish brown.

Minor: body light reddish brown, appendages brownish yellow.

Range Rio de Janeiro and Santa Catarina states, Brazil.

Biology Unknown.

Figure Upper: lectotype, major. Lower: paralectotype, minor. BRAZIL: Santa Catarina. Scale bars = 1 mm.

Specimen Habitat Summary

Type specimens: Lectotype of Pheidole gibba: casent0916059; paralectotype of Pheidole gibba: casent0916060; syntype of Pheidole gibba: casent0919779; type of Pheidole gibba: focol1545

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