Formicidae, Hymenoptera, Insecta, Arthropoda, Animalia
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Range
Costa Rica: Monteverde.
Identification
Minor worker: head length 0.57mm, head width 0.54mm, scape length 0.54mm, Webers length 0.72mm (n=1). Head flattened behind, with median excavation; promesonotal suture weakly impressed; metanotal groove well impressed; propodeal spines of moderate length, upturned; face and most of mesosoma shallowly foveolate-aereolate; sides of pronotum and medial portion of katepisternum smooth and shining; gaster smooth and shining; mesosomal dorsum with moderately abundant, long flexuous setae; color yellow.
Major worker: head length 0.97mm, head width 0.96mm, scape length 0.59mm (n=1). Most of face shallowly foveolate-aereolate, overlain with longitudinal rugae; vertex lobes smooth and shining; hypostomal margin flat, with pair of stout teeth 1/3 distance from midline to small recessed teeth flanking mandibles, no median tooth; mesosomal dorsum and gaster with moderately abundant, flexuous setae; abundant short suberect setae projecting from sides of head in face view.
Natural History
Known from one collection from a rotten log; Monteverde.
Selected Records
Label data on MCZ specimen: Costa Rica: Monteverde, Puntarenas Prov., 20.v.1979, 1550m, P. Ward #3450.
John T. Longino, The Evergreen State College, Olympia WA 98505 USA. longinoj@evergreen.edu
Stefan Cover, Museum of Comparative Zoology, Harvard University, Cambridge MA 02138 USA. scover@oeb.harvard.edu
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