Oceania , Papua New Guinea , Huon Peninsula [1] .
The medium-sized ants (about 0.7 cm) are reddish-brown in color (females are brownish-black). It differs in the following features: the eyes of the workers are large and consist of 18-19 ommatidia, the sizes are average for a kind (the total body length of workers TL is from 6.5 to 8.6 mm, head width HW is from 1.21 to 1.47 mm) . The females are larger, their body length up to 8 mm. The chewing edge of the mandibles of workers with 4 teeth, the body is mostly smooth and shiny, with puncture pits. Formula of palp workers 3.3. Antennae 12-segmented. Mandibles narrow and long, with clypeus not in contact when closed. The eyes of the females are located in the anterior lateral half of the head. The mandibles are attached in the anterolateral parts of the anterior surface of the head. Medial clypeal protrusion of a straight line. The stalk between the breast and the abdomen consists of one segment (nodular petiolus ) with a rounded upper part. Abdomen with a strong constriction on the IV segment. Claws of hind legs simple, without teeth on their inner surface. Shins of hind legs with two spurs (one large crest-shaped and the other simple and shallow). The sting is developed. The species was first described in 1983 by American worldmecologists Robert Willey ( Robert B. Willey , The University of Illinois at Chicago Circle, Chicago , USA ) and William Brown ( William L. Brown , Department of Entomology, Cornell University , Ithaca , USA) [ 2] , and his valid stutus was confirmed in an audit conducted in 2015 by RS Probst (Maceu de Zoologia, Universidade de São Paulo, Sao Paulo , Brazil ), B. Guénard and BE Boudinot (University of California, Davis, California , USA ) [1] .