Pheidole cardinalis

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

The type colony came from an earthen nest. (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).

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.

  • cardinalis. Pheidole cardinalis Wilson, 2003: 271, 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.


A member of the fallax group, closest to Pheidole caribbaea, Pheidole kukrana, Pheidole mantilla, Pheidole obscurior (=Pheidole susannae) and Pheidole rubiceps (also scan Pheidole alienata, Pheidole fallax, Pheidole jelskii, Pheidole lanigera, Pheidole lattkei, Pheidole lovejoyi, Pheidole nubicola, Pheidole puttemansi, Pheidole roushae, Pheidole susannae and Pheidole tobini), distinguished by the following combination of traits.

Major: brownish red, with yellow appendages; pilosity of posterior dorsal profile of head a mix of dense, uniform, medium-length semierect hairs and sparse, much longer erect hairs; occiput, frontal lobes, and vertex carinulate; area between eye and vertex rugoreticulate; the tip of the antennal scape comes to within a distance equal to the maximum scape width of the occipital border; shagreened and opaque.

Minor: nuchal collar present; propodeal spines reduced to denticles.

MEASUREMENTS (mm) Holotype major: HW 1.40, HL 1.50, SL 1.04, EL 0.22, PW 0.66. Paratype minor: HW 0.52, HL 0.74, SL 0.94, EL 0.14, PW 0.66.

COLOR Major: body medium brownish red (“brick red”) except for genae anterior to eyes, which, along with the appendages, are reddish yellow.

Minor: body concolorous light brown; appendages yellowish brown.

Pheidole cardinalis Wilson 2003.jpg

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

Type Material

BRAZIL: Serra Caraça, Minas Gerais, 1380 m, col. K. Lenko. Museum of Comparative Zoology


L cardinalis, red.


References based on Global Ant Biodiversity Informatics

  • Wilson E. O. 2003. Pheidole in the New World. A dominant, hyperdiverse ant genus. Cambridge, Mass.: Harvard University Press, [ix] + 794 pp.