Pheidole tanyscapa

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

From Wilson (2003): Nests in soil in mature rainforest; workers forage on the ground and into low vegetation, at least to some extent nocturnally (Longino 1997). One colony at La Selva was nesting in the soil (M. Byrne).


See the description in the nomenclature section.

Keys including this Species


Atlantic and Pacific slopes of Costa Rica to 800 m (Longino 1997).

Distribution based on Regional Taxon Lists

Neotropical Region: Costa Rica (type locality), Nicaragua, Panama.

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.

  • tanyscapa. Pheidole tanyscapa Wilson, 2003: 237, figs. (s.w.) COSTA RICA.

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


A member of the diligens group, close to Pheidole longiscapa and Pheidole rochai, and distinguished by the following set of traits.

Major: antennal scape exceeding the occiput by 2! the scape maximum width; propodeal spines half as long as the propodeal basal face anterior to them; anterior margin of propodeum rugulose; carinulae absent from genae.

Minor: scapes exceed occipital corner by half their length; propodeal spines half as long as the basal propodeal face; anterior margin of the pronotum transversely carinulate; mesonotal convexity tilted forward on mesonotum, subangular, and marginally carinulate.

MEASUREMENTS (mm) Holotype major: HW 1.00, HL 1.02, SL 0.96, EL 0.20, PW 0.54. Paratype minor: HW 0.60, HL 0.74, SL 1.10, EL 0.16, PW 0.46.

COLOR Major and minor: concolorous dark yellow.

Pheidole tanyscapa Wilson 2003.jpg

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

Type Material

COSTA RICA: La Selva Biological Station, near Puerto Viejo, Heredia, col. E. O. Wilson. Museum of Comparative Zoology


Gr tanyscapa, with stretched-out stem, alluding to the elongated antennal scape.