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
From Wilson (2003): Known from the type locality and from Cerro Campana, Panama, 950 m (A. Newton).

This taxon was described from Ecuador.

Description
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 (C. Tarrant).

Etymology
Named after the celebrated indigenous Amerindian tribe.