Formicidae, Hymenoptera, Insecta, Arthropoda, Animalia
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Additional images: worker mesosoma, lateral view (small, large).
Range
Costa Rica (500m elevation on Cordillera Volcanica Central).
Identification
Mesosomal dorsum with erect hairs; opening of propodeal spiracle viewed perpendicularly slit-shaped, more than twice as long as wide; mandible with ten or more teeth; in side view, dorsal outline of mesosoma forms a continuous convexity including mesonotum, metanotum and propodeal dorsum; propodeal groove obsolete or nearly so, and not strongly impressed; distinct carina runs from the lateral wing of the clypeus near the mandibular insertion to or nearly to the anteromesal quarter of the margin around the eye; acrotergite of second gastral tergum (when exposed) with a distinctly differentiated median stridulatory file with bands of rainbow colors; arolia present; petiolar node as seen from the side more or less subquadrate, with vertical anterior and posterior faces and a horizontal but convex dorsal face; color black; antennal scapes long, when laid back distinctly surpass margin of vertex.
Similar species: crenata.
Natural History
This species is only known from a single worker collected by Danilo Brenes in a sweepnet sample. The sample was part of the Project ALAS sampling at the 500m elevation (El Ceibo) site on the Barva Transect in Braulio Carrillo National Park.
Page author:
John T. Longino, The Evergreen State College, Olympia WA 98505 USA.longinoj@evergreen.edu
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