Pheidole bulliceps

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

The types were attracted to a tuna bait. (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, Ecuador (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.

  • bulliceps. Pheidole bulliceps Wilson, 2003: 671, figs. (s.w.) ECUADOR.

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


DIAGNOSIS A large member of the tristis group, similar to Pheidole rotundiceps, less so to Pheidole pepo, Pheidole sphaerica and Pheidole subsphaerica, distinguished by the following traits in the major: head capsule in full-face view roughly circular in outline; extensive patches ofrugoreticulum present mesad and laterad to the eye; most of remainder of head longitudinally carinulate, with carinulae just laterad to the frontal carinae turning outward; central zone of occiput smooth and shiny; almost all of propodeum carinulate.

MEASUREMENTS (mm) Holotype major: HW 2.28, HL 2.24, SL 1.20, EL 0.24, PW 1.00. Paratype minor: HW 0.64, HL 0.82, SL 1.04, EL 0.14, PW 0.44.

COLOR Major: head and appendages light reddish brown, rest of body medium reddish brown.

Minor: yellowish brown.

Pheidole bulliceps Wilson 2003.jpg

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

Type Material

ECUADOR: Jatun Sacha, Napo, col. Leeanne E. Tennant-Alonso. Instituto Nacional de Biodiversidad


L bulliceps, bubble-headed, with reference to the major.