Octostruma stenoscapa

This species is now known from a range of habitats from central Panama to Ecuador. It has been collected in lowland rainforest, second growth forest, and cloud forest. Elevations range from near sea level to 1600 m. (Longino 2013)

Identification
This highly distinctive species has mandibles like Basiceros, unlike any other Octostruma species. (Longino 2013)

Key to Octostruma workers

Distribution based on Regional Taxon Lists
Neotropical Region: Colombia, Ecuador, Panama.

Nomenclature

 *  stenoscapa. Octostruma stenoscapa Palacio, 1997: 414, figs. 2D-F (w.) COLOMBIA.

Worker
Longino (2013) - Supplemental measurements to those reported in Palacio (1997): HW 0.50–0.56, HL 0.52–0.58, WL 0.59–0.69, CI 95–100 (n=4).

Type Material
Longino (2013) - Holotype worker: Colombia, Meta: Parque Nacional Natural La Macarena, La Curía, 580 m, 1987 (L. Schneider) ICN, ICN-MHN-HY-3580 (not examined).