Eciton simillima Smith, 1855c: 164 (w.) BRAZIL. Neotropic.
Smith, F. 1855c. Descriptions of some species of Brazilian ants belonging to the genera Pseudomyrma, Eciton and Myrmica (with observations on their economy by Mr. H. W. Bates). Transactions of the Entomological Society of London (2)3:156-169.
Smith, F. 1858a. Catalogue of hymenopterous insects in the collection of the British Museum. Part VI. Formicidae. London: British Museum, 216 pp.