Crematogaster erecta

De Oliveira et al. (2015), studying ant occupancy of Cecropia trees in southwest Bahia, Brazil, found four colonies of  opportunistically nesting in Cecropia pachystachya trees.

Distribution based on Regional Taxon Lists
Neotropical Region: Brazil, Colombia, Costa Rica, Ecuador, French Guiana, Guyana, Mexico, Panama, Peru, Suriname.

Nomenclature

 *  erecta. Crematogaster erecta Mayr, 1866b: 902, pl. 20, fig. 12 (w.) COSTA RICA. Longino, 2003a: 64 (q.). Combination in C. (Orthocrema): Emery, 1922e: 135. Senior synonym of virgula: Kempf, 1968b: 381; of projecta: Longino, 2003a: 63.
 * virgula. Crematogaster virgula Forel, 1899c: 85, pl. 4, fig. 4 (w.) COSTA RICA. Forel, 1908b: 48 (q.). Combination in C. (Orthocrema): Emery, 1922e: 136. Junior synonym of erecta: Kempf, 1968b: 381.
 * projecta. Crematogaster (Orthocrema) brevispinosa st. projecta Santschi, 1925d: 230 (w.) SURINAM. Junior synonym of erecta: Longino, 2003a: 63.