Formica obscura Smith, 1858 an obsolete combination of Dolichoderus obscurus (Smith, 1858)
Formica obscura Smith, 1858a: 42 (q.) BRAZIL. Neotropic.
Primary type information: Primary type material: holotype queen. Primary type locality: Brazil: (no further data). Primary type depository: unknown (presumed lost). Type notes: The holotype can not be found in BMNH or OXUM (MacKay, 1993b: 80).