Gnamptogenys concinna var. semicircularis Borgmeier, 1929: 195 (w.) BRAZIL (Mato Grosso). Neotropic.

Primary type information: Primary type material: holotype worker. Primary type locality: Brazil: (no further data). Primary type depository: MZSP. Primary type specimen: MZSP0083453. Type notes: 1) Borgmeier, 1929 says that the holotype is “apparently from Mato Grosso”. 2) The holotype has a label indicating “Coll Borgmeier 463”. The Borgmeier's catalog entry 463 informs: “Brasil, sem procedência (Rio?)”. (Mônica Antunes Ulysséa)