Odontomachus opaciventris

In Monteverde the diurnal foragers are common, and on warm days alate queens commonly fly into buildings. Nests are in rotten wood on the ground. Workers have been observed harvesting Calathea seeds. The species is rare at La Selva. (Longino, Ants of Costa Rica)

Distribution based on Regional Taxon Lists
Neotropical Region: Brazil, Colombia, Costa Rica, Ecuador, Guatemala, Honduras, Mexico, Panama.

Biology
Colony sizes recorded as 5000, 8000, and 10000 workers, with one queen (De la Mora et al. 2008). Nest chambers spread throughout fallen logs as well as in superficial soil underneath.

Nomenclature

 *  opaciventris. Odontomachus haematodus r. opaciventris Forel, 1899c: 21, pl. 1, fig. 14 (w.q.) MEXICO. Raised to species: Kempf, 1972a: 172; Brown, 1976a: 105.