Pheidole gagates

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Pheidole gagates
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Myrmicinae
Tribe: Attini
Genus: Pheidole
Species: P. gagates
Binomial name
Pheidole gagates
Wilson, 2003

At Cuzco Amazónico, Peru, Cover and Tobin found colonies nesting in small rotten tree branches lying in leaf litter on the floor of rainforest. (Wilson 2003)


See the description in the nomenclature section.

Keys including this Species


Known from the type locality and from Yasuni National Park, Puerto Tipugini, Ecuador. (Wilson 2003)

Latitudinal Distribution Pattern

Latitudinal Range: -0.6258° to -12.56903°.

Tropical South

Distribution based on Regional Taxon Lists

Neotropical Region: Ecuador, Peru (type locality).

Distribution based on AntMaps


Distribution based on AntWeb specimens

Check data from AntWeb

Countries Occupied

Number of countries occupied by this species based on AntWiki Regional Taxon Lists. In general, fewer countries occupied indicates a narrower range, while more countries indicates a more widespread species.

Estimated Abundance

Relative abundance based on number of AntMaps records per species (this species within the purple bar). Fewer records (to the left) indicates a less abundant/encountered species while more records (to the right) indicates more abundant/encountered species.



Images from AntWeb

Pheidole gagates jtlc000016381 d 1 high.jpgPheidole gagates jtlc000016381 h 1 high.jpg
Paratype Pheidole gagatesWorker (major/soldier). Specimen code jtlc000016381. Photographer Skyler Oswald, uploaded by University of Utah. Owned by MCZC.


The following information is derived from Barry Bolton's Online Catalogue of the Ants of the World.

  • gagates. Pheidole gagates Wilson, 2003: 192, figs. (s.w.) PERU.

Unless otherwise noted the text for the remainder of this section is reported from the publication that includes the original description.


Distinguished within the diligens group by the following set of traits.

Major: body concolorous blackish brown; pilosity extremely sparse, and completely absent from the mesosoma and waist; mesosomal convexity low, especially in dorsal-oblique view; postpetiolar node bell-shaped; patches of rugoreticulum present just mesad to the eyes; carinulae limited to lateral margins of the frontal lobes and sides of head anterior to the posterior margins of the eyes.

Minor: body concolorous blackish brown; occiput narrow, with nuchal collar; sculpturing very sparse, limited to circular carinae around the antennal fossae and patches of foveolation as illustrated.

See also Pheidole anima, Pheidole diligens, Pheidole insipida, Pheidole nubila, Pheidole piceonigra, Pheidole radoszkowskii, Pheidole stigma, Pheidole triconstricta, Pheidole venatrix and Pheidole zelata.

MEASUREMENTS (mm) Holotype major: HW 0.92, HL 0.96, SL 0.62, EL 0.16, PW 0.50. Paratype minor: HW 0.46, HL 0.56, SL 0.68, EL 0.12, PW 0.32.

COLOR See description above in Diagnosis.

Pheidole gagates Wilson 2003.jpg

Figure. Upper: holotype, major. Lower: paratype, minor. Scale bars = 1 mm.

Type Material

PERU: Cuzco Amazónico, 15 km northeast of Puerto Maldonado, Madre de Dios, col. Stefan Cover and John E. Tobin. Museum of Comparative Zoology


Gr gagates, jet (black), referring to the color of the workers.


References based on Global Ant Biodiversity Informatics

  • Donoso D. (personal communication, database containing the species by locality info included the catalogue of Ecuadorian ants to be published at Sociobiology 2015)
  • Fernández, F. and S. Sendoya. 2004. Lista de las hormigas neotropicales. Biota Colombiana Volume 5, Number 1.