Formicidae, Hymenoptera, Insecta, Arthropoda, Animalia
Minor worker: head length 0.79mm, head width 0.59mm, scape length 1.10mm, Webers length 1.00mm (n=1). Head with vertex collar present and well developed; promesonotal and metanotal grooves well impressed; metanotal groove deep, juncture with basal face of propodeum abrupt, step-like; propodeal spines very short; face largely smooth and shiny; pronotum smooth and shiny; mesonotum and propodeum uniformly foveolate dorsally and on sides; gaster smooth and shiny; pilosity moderately long, flexuous, some setae on mesosoma branched near apex; color dark brown.
Major worker: head length 1.52mm, head width 1.45mm, scape length 1.05mm (n=1). Most of face strongly punctatorugose, with moderately abrupt transition to smooth and shiny vertex lobes; hypostomal margin with pair of widely-spaced teeth, each tooth sharp and needle-like, located near small recessed tooth flanking mandible; head covered with long, silky, appressed pilosity; erect setae present on face, but no erect setae projecting from sides of head in face view.
Similar species: kukrana, cocciphaga (see there for differentiating characters).
Mexico south to Colombia, Venezuela, Trinidad; Puerto Rico (type locality Guatemala). Costa Rica: Atlantic and Pacific lowlands.
Occurs in various habitats, including highly disturbed areas (city parks), seasonal dry forest, mature lowland rainforest, second growth rainforest, on the ground, and in the canopy; nests opportunistically in small cavities.
Winkler samples from Hitoy Cerere Biological Reserve, 19km S Ciudad Neily, Finca La Pacifica (riparian forest).
La Selva: arboretum; nest under barkflap and in abandoned termite galleries at base of big Pithecelobium tree.
La Selva: foragers in Virola tree felled previous day at edge of lab clearing.
La Selva: inside housing unit; abundant ants emerged from crack around bathtub when inundated.
San Jose: foragers in Parque Morazan.
John T. Longino, The Evergreen State College, Olympia WA 98505 USA. email@example.com
Stefan Cover, Museum of Comparative Zoology, Harvard University, Cambridge MA 02138 USA. firstname.lastname@example.org
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