Pheidole jivaro

The Cerro Campana series was collected from leaf litter on the floor of rainforest. A winged queen was collected with the type colony on 29 June 1976. (Wilson 2003)

Identification
See the description in the nomenclature section.

Distribution
Known from the type locality and from Cerro Campana, Panama, 950 m, col. A. Newton.

This taxon was described from Ecuador.

Description
DIAGNOSIS Similar to other members of the “carapuna complex:” Pheidole boltoni, Pheidole carapuna, Pheidole cornicula, Pheidole eriophora, Pheidole manuana and Pheidole tristicula.

Major: a low, long convexity emerges from the mid-clypeus, as illustrated; pilosity long, with a few hairs on mesosomal dorsum over 1.5X Eye Length; mesonotal convexity very low, giving promesonotum in side view a newly smooth semicircular profile, postpetiole from above oval; almost all of posterior third of head smooth and shiny; anterior fringe of pronotum carinulate and most of mesopleuron foveolate.

Minor: occiput narrowed, with nuchal collar; pilosity long, with some hairs on dorsum of head greater than Eye Length.

MEASUREMENTS (mm) Holotype major: HW 1.06, HL 1.20, SL 0.60, EL 0.14, PW 0.54. Paratype minor: HW 0.54, HL 0.70, SL 0.84, EL 0.14, PW 0.38.

COLOR Major: body and mandibles brownish yellow, other appendages plain dark yellow.

Minor: head and mesosoma dark brown; waist and gaster light to medium brown; mandibles and tarsi yellow; other appendages brownish yellow.



'''Figure. Upper: holotype, major. Lower: paratype, minor. Scale bars = 1 mm.'''

Type Locality Information
ECUADOR: Misahualli, Napo, col. C. Tarrant.

Etymology
Named after the celebrated indigenous Amerindian tribe.