Octostruma triquetrilabrum Longino, 2013b: 53, figs 1A, 3A, 5K, 39, 43 (w.) COSTA RICA. Neotropic.

Primary type information: Primary type material: holotype worker. Primary type locality: Costa Rica: Puntarenas, Est. Biol. Los Llanos, nr Santa Elena, 10.30487, -84.83735, ±100 m., 1150 m., 28.ii.2004, #5249-s, moist forest, ex sifted leaf litter (J. Longino). Primary type depository: INBC. Primary type specimen: JTLC000004551. Secondary type information: Secondary type material: 7 paratype workers. Secondary type localities: paratypes with same data as holotype, paratypes Costa Rica: Alajuela, Casa Eladio, Rio Peñas Blancas, 10.31667, -84.71667, ±2 km., 800 m., 10.v.1989, #2529-s (J. Longino), and same data but 23.v.1990, #2701-s (J. Longino). Secondary type depositories: CASC, JTLC, MCZC, MZSP, UCDC, USNM.