Pheidole cyrtostela

Every Ant Tells a Story - And Scientists Explain Their Stories Here
Jump to navigation Jump to search
Pheidole cyrtostela
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Subfamily: Myrmicinae
Tribe: Attini
Genus: Pheidole
Species: P. cyrtostela
Binomial name
Pheidole cyrtostela
Wilson, 2003

Pheidole cyrtostela casent0178014 profile 1.jpg

Pheidole cyrtostela casent0178014 dorsal 1.jpg

Specimen labels

The type colony was found nesting in the soil of grazed cerrado (tropical savanna); workers were attracted to 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: Brazil (type locality), Paraguay.

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.

  • cyrtostela. Pheidole cyrtostela Wilson, 2003: 184, figs. (s.w.) BRAZIL.

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


With Pheidole camptostela, unique within Pheidole for the sharply bent petiole and depressed petiolar node, as seen from the side, in both major and minor. Distinguished from camptostela by the less exaggerated form of the petiolar modification, the presence of rugoreticulum on the head of the major, and the broader, less concave occiput of the minor.

MEASUREMENTS (mm) Holotype major: HW 0.90, HL 0.92, SL 0.64, EL 0.16, PW 0.46. Paratype minor: HW 0.42, HL 0.52, SL 0.58, EL 0.12, PW 0.30.

COLOR Major and minor: body and appendages medium yellow except for gaster, which is medium brown.

Pheidole cyrtostela Wilson 2003.jpg

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

Type Material

BRAZIL: Souza Lima, Várzea Grande, Mato Grosso, col. L. A. Wood. Museum of Comparative Zoology


Gr cyrtostela, curved column, referring to the distinctive petiole.