Pheidole sitiens

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

Pheidole sitiens casent0104754 profile 1.jpg

Pheidole sitiens casent0104754 dorsal 1.jpg

Specimen Label

Nothing is known about the biology of sitiens.


See the description in the nomenclature section.

Keys including this Species


Only known from the type locality.

Distribution based on Regional Taxon Lists

Nearctic Region: United States (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.

  • sitiens. Pheidole sitiens Wilson, 2003: 348, figs. (s.w.) U.S.A.

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 fallax group, similar to Pheidole ariel, Pheidole desertorum, Pheidole hyatti, Pheidole portalensis, Pheidole skwarrae and Pheidole vistana, distinguished as follows.

Major: antennal scape just attaining the occipital corner; propodeal spines equilaterally triangular; anterior and lateral margins of pronotum covered by continuous “wraparound” carinulae; posterior half and entire median strip of head, as well as promesonotal dorsum and all of gaster, smooth and shiny; pilosity dense, erect to suberect, and long, many of the hairs as long as Eye Length.

Minor: propodeal spines reduced to denticles; posterior half of head and all of pronotal dorsum and of gaster smooth and shiny; occiput slightly narrowed, with very thin nuchal collar.

MEASUREMENTS (mm) Holotype major: HW 1.48, HL 1.60, SL 1.18, EL 0.24, PW 0.40. Paratype minor: HW 0.60, HL 0.76, SL 0.96, EL 0.20, PW 0.40.

COLOR Major: concolorous light brownish brown.

Minor: body plain medium brown; mandibles and tarsi dark yellow; other appendages light brown.

Pheidole sitiens Wilson 2003.jpg

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

Type Material

TEXAS: 24 km northwest of Carrizo Springs, Dimmit Co., col. O. F. Francke, J. V. Moody, F. W. Merickel. Museum of Comparative Zoology


L sitiens, thirsty, referring to life in the dry habitat of the type locality.


References based on Global Ant Biodiversity Informatics

  • Wilson, E.O. 2003. Pheidole in the New World: A Dominant, Hyperdiverse Genus. Harvard University Press