Camponotus ephippium Smith

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 : 316

Camponotus ephippium Smith

Worker. HW 1.6 - 3.8; HL 1.9 - 3.6; PW 1.55 - 2.8. Variations of red and black; mostly glossy; setae on tibiae distinct, short, overlapping raised to 20°, none on scapes, long erect setae scattered everywhere including under head. Major worker. Head sides mostly straight, parallel; cheeks and vertex swollen, corners projecting rearward; eyes small, flat, placed> 2 EL distant from corners; metanotum a distinct trough; propodeal dorsum straight, angle 135° rounded; anterior clypeal margin feebly projecting, median section concave, bounded by two blunt teeth. Minor worker. Head sides nearly straight, parallel, corners abrupt; eyes bulbous, large, <0.5 EL from corners; propodeal dorsum concave; PD / D about 3; node summit convex; most of ant covered with fine short white overlapping setae; about 8 teeth.