Camponotus xanthopilus

Known from the type material and a Ward collection from a rotting stump at the edge of a rainforest.

Identification
Shattuck (2005) - Dorsum of head with very fine leather-like sculpturing and relatively shiny; enlarged hairs absent from pronotum (but thin erect hairs present); entire dorsal surface of gaster covered with enlarged pale yellow hairs.

Distribution based on Regional Taxon Lists
Indo-Australian Region: New Guinea.

Nomenclature

 *  xanthopilus. Camponotus xanthopilus Shattuck, 2005: 18, figs. 27-29 (w.) NEW GUINEA.

Worker
Minor (n=1, paratype): CI 95, HL 2.00 mm, HW 1.89 mm, ML 2.89 mm, MTL 2.05 mm, SI 124, SL 2.35 mm. Major worker (n=1, holotype): CI 100, HL 2.31 mm, HW 2.33 mm, ML 2.97 mm, MTL 2.04 mm, SI 95, SL 2.21 mm.

Minor, damaged, with cracked pronotum). Posterolateral surface of head rounding gradually from the dorsal to lateral surfaces, the posteroventral surface very weakly concave. Petiolar node forming tapering dorsally into a blunt angle. Individual erect hairs scattered on dorsum of mesosoma, petiole and gaster; enlarged yellow hairs present on dorsal surface of first three gastral tergites; pubescence thin and sparse across entire body. Colour black, legs and gaster dark red-black.

Major. Differing from minor worker in the typically broader head and more abundant hairs. Other characters as in minor worker.

Type Material
Holotype and paratype worker from Managalase area, 2500–3000ft., Northern District, Papua New Guinea, August 1965, R. Pullen.

References based on Global Ant Biodiversity Informatics

 * CSIRO Collection
 * Janda M., G. D. Alpert, M. L. Borowiec, E. P. Economo, P. Klimes, E. Sarnat, and S. O. Shattuck. 2011. Cheklist of ants described and recorded from New Guinea and associated islands. Available on http://www.newguineants.org/. Accessed on 24th Feb. 2011.
 * Lucky A., E. Sarnat, and L. Alonso. 2011. Ants of the Muller Range, Papua New Guinea, Chapter 10. In Richards, S. J. and Gamui, B. G. (editors). 2013. Rapid Biological Assessments of the Nakanai Mountains and the upper Strickland Basin: surveying the biodiversity of Papua New Guineas sublime karst environments. RAP Bulletin of Biological Assessment 60. Conservation International. Arlington, VA.
 * Shattuck S. O. 2005. Review of the Camponotus aureopilus species group (Hymenoptera, Formicidae), including a second Camponotus with a metapleural gland. Zootaxa 930: 1-20.