Ecitoninae, Formicidae, Hymenoptera, Insecta, Arthropoda, Animalia
Above images are of minor worker. See images of the nearly identical burchellii parvispinum for major worker.
Range
Species: throughout the Neotropics. Subspecies: Honduras, Costa Rica, Panama (type locality), Colombia, Ecuador. Costa Rica: Atlantic lowlands to 800m.
Identification
Minor worker: head and mesosoma black, metasoma yellow red; occipital tooth small but present; petiolar teeth in the form of short nearly right-angle flanges, either extending onto posterior face of propodeum as separate short carinae, or joined horizontally and forming scoop-like structure, with no descending carina; petiole relatively short and hump-shaped, with no anterodorsal elevated flange; fourth abdominal tergite with short, sparse appressed pubescence beneath erect setae.
Major worker: head and metasoma yellow red, mesosoma also yellow red or variably infuscated with red brown; face densely micropunctate, matte; long sickle-shaped mandibles simple, without tooth on inner margin; other characters as in minor.
Similar species: burchellii parvispinum.
Natural History
Page author:
John T. Longino, The Evergreen State College, Olympia WA 98505 USA.longinoj@evergreen.edu