No modern taxonomic revision. 7-segmented and indistinctly clubbed. Frontal carinae widely separated.
Eyes lie behind the midlength of the head.
Anterolateral angles of the pronotum drawn out into a tooth on each side. Promesonotal suture weakly impressed. Mesonotum bluntly bituberculate behind, sharply angled, posterior portion more or less vertical. Metanotal groove deeply impressed, propodeum bispinose. Petiole with a long anterior peduncle.