Myrmecia emarginata Fabricius, 1804: 426 (w.) SOUTH AMERICA (no locality given). Neotropic.

Primary type information: Primary type material: 3 syntype (?) workers. Primary type locality: South America: (“Habitat in America meridionali Dom Smidt. Mus. Dom. de Sehestedt.”) (no further data). Primary type depositories: ZMUC, ZMUK. Type notes: Zimsen, 1964: 428, cites 3 worker syntypes (2 in ZMUC, 1 in ZMUK).