Primary type information:
Primary type material: 10 syntype workers. Primary type locality: Argentina: Santa Fé (E. von Steiger). Primary type depositories: MCZC, MHNG, NHMB.
Type notes:
1) Baroni Urbani, 1977e: 82, cites 9 worker syntypes in NHMB. 2) Shattuck, 1994: 89, cites 13 worker syntypes (1 MCZC, 3 MHNG, 9 NHMB), this does not tally with the original description.