Current View: Bolton World Catalog
Change View
Cite this page

Citing AntWeb


To cite this page, please use the following:

· For print:      Citation: AntWeb. Version 8.31. California Academy of Science, online at Accessed .

· For web:

Species: Pheidole dasypyx   Wilson, 2003 

Download Data

Taxonomic History (provided by Barry Bolton, 2020)

Pheidole dasypyx Wilson, 2003a: 612, figs. (s.w.) PANAMA. Neotropic. AntCat AntWiki HOL


  Geographic regions (According to curated Geolocale/Taxon lists):
    Americas: Costa Rica, Panama
  Biogeographic regions (According to curated Bioregion/Taxon lists):

Distribution Notes:

Costa Rica, Panama (type locality BCI). Costa Rica: southern Pacific lowlands.

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 dasypyxHNS new species

Types Mus. Comp. Zool. Harvard.

Etymology Gr dasypyxHNS, hairy rump, referring to the dense pilosity of the gaster.

Diagnosis Major: distinguished within the punctatissimaHNS group by the combination of the 3-lobed promesonotal profile in side view, with the mesonotal (rearmost) convexity flat-topped; long, robust propodeal spine; completely rugulose posterior half of the head, reaching all the way to the occiput; completely foveolate and opaque first gastral tergite; and dense pilosity. Minor: head, mesosoma, and waist entirely foveolate and opaque; occiput narrow, with a very thin nuchal collar. Both castes are yellow.

measurements (mm) Holotype major: HW 0.96, HL 0.94, SL 0.66, EL 0.16, PW 0.40. Paratype minor: HW 0.46, HL 0.54, SL 0.68, EL 0.10, PW 0.32. color Major and minor: concolorous medium yellow.

Range Known only from Barro Colorado Island, Panama.

Biology Unknown.

figure Upper: holotype, major. Lower: paratype, minor. PANAMA: Barro Colorado Island (William L. Brown). Scale bars = 1 mm.

Specimen Habitat Summary

Found most commonly in these habitats: 2 times found in wet forest, 1 times found in lowland rainforest.

Found most commonly in these microhabitats: 2 times ex sifted leaf litter, 1 times leaf litter.

Collected most commonly using these methods: 2 times Winkler, 1 times Berlese.

Elevations: collected from 20 - 90 meters, 72 meters average

Collect Date Range: collected between 1979-07-02 and 2012-06-01

Type specimens: paratype Pheidole dasypyx: casent0627923, jtlc000016358

See something amiss? Send us an email.