Octostruma obtusidens Longino, 2013b: 44, figs 1F, 3E, 4, 5F, 10B, 12A, 14E, 33, 43 (w.q.) COSTA RICA. Neotropic.

Primary type information: Primary type material: holotype worker. Primary type locality: Costa Rica: Heredia, La Selva Biological Station, 10.43333, -84.01667, ±2 km., 50 m., 16.iii.1993, #3390, wet forest, nest under dead wood (J. Longino). Primary type depository: INBC. Primary type specimen: CASENT0629827. Secondary type information: Secondary type material: 14 paratype workers, 1 paratype queen. Secondary type locality: same as for holotype. Secondary type depositories: CASC, CFSS, EAPZ, JTLC, MCZC, MZSP, UCDC, USNM, UVGC.