= Pheidole JTL-099
Formicidae, Hymenoptera, Insecta, Arthropoda, Animalia
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Identification
Minor worker: head length 0.53mm, head width 0.50mm, scape length 0.52mm, Webers length 0.61mm (n=1). Head somewhat flattened behind; mesonotal suture absent; propodeal spines short, spiniform; face and most of mesosoma shallowly foveolate, sides of pronotum nearly smooth; first gastral tergum smooth and shining; dorsal pilosity abundant, long, flexuous; color dirty orange.
Major worker: head length 0.81mm, head width 0.82mm, scape length 0.55mm (n=1). Face punctatorugose throughout, rugae longitudinal and subparallel; hypostomal margin curved between lateral teeth; median tooth small, nubbin-like; lateral teeth short, triangular, two thirds to three fourths distance from midline to recessed teeth flanking mandible bases (Figure); dorsal pilosity abundant; head with abundant setae projecting from sides of head in face view.
Range
Costa Rica (Atlantic lowlands).
Natural History
Arboreal in mature wet forest; nests under epiphytes.
Selected Records
La Selva: multiple canopy fogging events.
La Selva: mature forest; treefall gap; fallen trees leafless; scattered epiphyte clumps on fallen branches; nest in aroid rootmat.
La Selva: mature forest; under epiphyte mat on old treefall.
La Selva: Virola tree at edge of mature forest; nest under epiphyte clump in canopy.
Page authors:
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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