Camponotus simpsoni

Nest in ground.

Identification
McArthur (2003) - Similar to Camponotus lownei. Distinguished by the absence of long erect setae on the underside of the head; reduced numbers of long erect setae on all other parts. In both, propodeum declining surface longer than the dorsal surface; integument mostly finely reticulate; black, legs lighter.

Distribution based on Regional Taxon Lists
Australasian Region: Australia.

Nomenclature

 * . Camponotus simpsoni McArthur, 2003: 12, figs. 11, 18 (s.w.) AUSTRALIA (Western Australia, Australian Capital Territory, New South Wales, Northern Territory, Queensland, Victoria, Western Australia).
 * Status as species: McArthur, 2007a: 339; Heterick, 2009: 70; McArthur, 2010: 68; McArthur, 2014: 134.

Worker
Major worker. Head sides mostly straight and parallel; clypeus anterior margin projects forward, median section deeply concave, bounded by two teeth.

Minor worker. Head sides straight, tapering to the front, vertex convex, eyes close to corners; clypeus wide, frontal margin uniformly convex, projecting forward; node high, short longitudinally, summit blunt; mesosoma dorsal surface forming an even convexity.

Etymology
Named after Antony Simpson a benefactor of the South Australian Museum.

References based on Global Ant Biodiversity Informatics

 * Heterick B. E. 2009. A guide to the ants of south-western Australia. Records of the Western Australian Museum Supplement 76: 1-206.
 * Heterick B. E., B. Durrant, and N. R. Gunawardene. 2010. The ant fauna of the Pilbara Bioregion, Western Australia. Records of the Western Australian Museum, Supplement 78: 157-167.
 * McArthur A.J. 2003. New species of Camponotus (Hymenoptera: Formicidae) from Australia. Trans. R. Soc. S. Aust. 127(1): 5-14.