Primary type information:
Primary type material: syntype major workers (number not stated). Primary type locality: Argentina: Chaco, Resistencia (F. Silvestri) (by restriction of Kempf, 1972b: 184). Primary type depository: MSNG.
Type notes:
Other original syntype localities: Argentina: Chaco, Benitez (F. Silvestri), Argentina: Patagonia, Chubut, Puerto Camarones (F. Silvestri).