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.

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 New General Catalogue, a catalogue of the world's ants.

  • 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.