Pheidole binasifera

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

Pheidole binasifera jtlc000016328 p 1 high.jpg

Pheidole binasifera jtlc000016328 d 1 high.jpg

Specimen Labels

The type colony was found on a forested midmountain slope. (Wilson 2003)


See the description in the nomenclature section.

Keys including this Species


Only known from the type locality.

Latitudinal Distribution Pattern

Latitudinal Range: 2.705257° to 2.705257°.

Tropical South

Distribution based on Regional Taxon Lists

Neotropical Region: Colombia (type locality).

Distribution based on AntMaps


Distribution based on AntWeb specimens

Check data from AntWeb







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

  • binasifera. Pheidole binasifer Wilson, 2003: 664, figs. (s.w.) COLOMBIA.

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


DIAGNOSIS A medium-sized member of the tristis group immediately recognizable as follows.

Major: in side view the median clypeal carina and nearest frontal lobe protrude as lobes from the anterior profile of the head like a pair of noses; propodeal spines small, slender, and perfectly vertical to the basal propodeal face; postpetiolar node oval; space between eye and antennal fossa rugoreticulate; pronotal dorsum transversely carinulate.

Minor: propodeal spines small and slender, and perfectly vertical to the basal propodeal face; head and mesosoma completely foveolate and opaque; occiput narrowed slightly, but lacks a nuchal collar; postpetiolar node depressed, and postpetiole overall cylindrical in shape.

MEASUREMENTS (mm) Holotype major: HW 1.08, HL 1.32, SL 0.62, EL 0.14, PW 0.64. Paratype minor: HW 0.54, HL 0.62, SL 0.58, EL 0.08, PW 0.36.

COLOR Major: body light brown, appendages brownish yellow.

Minor: medium brown, appendages brownish yellow.

Pheidole binasifera Wilson 2003.jpg

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

Paratype Specimen Labels

Type Material

COLOMBIA: Finca Los Guaduales, 10 km southwest of San José del Palmar, Rio Torito, 760 m, col. Charles Kugler. Museum of Comparative Zoology


L binasifer, bearing two noses, referring to the projecting clypeal carina and nearest frontal lobe in side view.


References based on Global Ant Biodiversity Informatics

  • Wilson E. O. 2003. Pheidole in the New World. A dominant, hyperdiverse ant genus. Cambridge, Mass.: Harvard University Press, [ix] + 794 pp.