Apterostigma tholiforme Lattke, 1997: 173, figs. 11, 23, 34, 57 (w.) ECUADOR. Neotropic.

Primary type information: Primary type material: holotype worker. Primary type locality: Ecuador: Pichincha, 47 km. S Santo Domingo, Estación Rio Palenque, 215 m., 23.v.1975 (S. & J. Peck). Primary type depository: MCZC. Secondary type information: Secondary type material: 2 paratype workers. Secondary type locality: Ecuador: Pichincha, Centro Cientifico Rio Palenque, 20.xii.1980 (S. Sandoval). Secondary type depositories: MIZA, MZSP.