Thaumatomyrmex fraxini D'Esquivel & Jahyny, 2017: 161, pls. 1-4 (w.) BRAZIL (Bahia). Neotropic.

Primary type information: Type-material: holotype worker. Type-locality: Brazil: Bahia, Belmonte, Barrolândia, CEPLAC/EGREB, 6°5’33.04’’S, 39°12’17.64’’W, 5.ix.2008 (Lacau, Godinho, da Silva & Oliveira). Type-depository: CPDC. Type-specimen: LBSA_SA_14015217. Secondary type information: Paratype-material: 28 paratype workers. Paratype-locality: 2 paratype workers with same data as holotype; plus very extensive list of small collections (1-3 workers), all from Bahia State. Paratype-depositories: CPDC, MPEG, MZSP.