Current View: All Antweb
Change View
Cite this page

Citing AntWeb


To cite this page, please use the following:

· For print:      Citation: AntWeb. Version 8.91.2. California Academy of Science, online at Accessed .

· For web:

Species: Pheidole bidens   Wilson, 2003 

Download Data

Current Valid Name:

Taxonomic History (provided by Barry Bolton, 2023)

Pheidole bidens Wilson, 2003a: 377, figs. (s.w.) BRAZIL (Pará). Neotropic. Primary type information: Primary type material: holotype major worker. Primary type locality: Brazil: Pará, Pirella Plantation, nr Belém (P.F. Darlington). Primary type depository: MCZC. Secondary type information: Secondary type material: 1 paratype minor worker. Secondary type locality: same as for holotype. Secondary type depository: MCZC. Type notes: Details of paratype castes and their numbers are not given. AntCat AntWiki HOL
// Distribution


  Geographic regions (According to curated Geolocale/Taxon lists):
    Americas: Brazil
  Biogeographic regions (According to curated Bioregion/Taxon lists):

Taxonomic Treatment (provided by Plazi)

Treatment Citation: Wilson, E. O., 2003, Pheidole in the New World. A dominant, hyperdiverse ant genus., Cambridge, MA: Harvard University Press

Pheidole bidensHNS new species

Types Mus. Comp. Zool. Harvard.

Etymology L bidensHNS, two-toothed, referring to the clypeus.

Diagnosis A medium-large, yellow member of the flavensHNS group whose major is distinguished by the unusual bidentate anterior margin of the clypeus, heart-shaped head in full-face view, and completely carinulate clypeus.

Similar to styraxHNS of Venezuela but different in absence of an antennal scrobe and many other details of body form, sculpturing, pilosity, and color, as illustrated.

See also the less similar moffettiHNS, nasutoidesHNS, and tennantaeHNS.

Measurements (mm) Holotype major: HW 1.04, HL 1.06, SL 0.56, EL 0.14, PW 0.44.

Paratype minor: HW 0.54, HL 0.58, SL 0.46, EL 0.06, PW 0.34.

color Major: body and mandibles medium reddish yellow, appendages dark yellow.

Minor: body medium reddish yellow, appendages plain medium yellow.

Range Known only from the type series.

biology Unknown.

Figure Upper: holotype, major. Lower: paratype, minor. BRAZIL: Pirella Plantation (Iriboca), near Belem (P. F. Darlington). Scale bars = 1 mm.

Specimen Habitat Summary

Collect Date Range: collected on 1962-08-21 00:00:00.0

Type specimens: paratype Pheidole bidens: casent0625439, casent0625440, jtlc000016327

See something amiss? Send us an email.
Log In to see maps.