Camponotus

McArthur, A. J., 2007, A key to Camponotus Mayr of Australia., Advances in ant systematics (Hymenoptera: Formicidae): Homage to E. O. Wilson - 50 years of contributions. (Memoirs of the American Entomological Institute 80), pp. 290-351 : 312

Camponotus arenatus Shattuck & McArthur

Worker. HW 1.5 - 1.8; HL 1.9 - 2.2. Major worker not yet described. Minor worker. Pronotum anterior regions dark red to black, distinctly darker than mesonotum and propodeum; metanotal groove depressed below level of anterior region of propodeum; node anterior face much shorter than posterior face; tibiae and scapes lacking erect setae; anterior clypeal margin broadly convex; propodeum lacking a distinct angle, PD / D about 1.5; node summit broadly convex; erect setae on all surfaces of head and mesosoma, node and gaster, absent from scapes and tibiae.