Camponotus (Myrmobrachys) brasiliensis var. chacoensis Santschi, 1919f: 56 (s.w.) ARGENTINA (Santa Fe). Neotropic.

Primary type information: Primary type material: 3 syntype major workers, 1 syntype minor worker. Primary type locality: 1 major, 1 minor worker Argentina: Santa Fe chaco, Las Garzas, banks of Las Garzas River, 20 km. from Ocampo, 1903 (E. Wagner) (by restriction of Kempf, 1972b: 50). Primary type depository: NHMB. Type notes: Other original syntype locality: 2 major workers Argentina, Formosa chaco, Laishi (Zurflüh).