Pheidole bidens

This species is only known from type specimens. Nothing is known about its biology.

Identification
A medium-large, yellow member of the flavens group whose major is distinguished by the unusual bidentate anterior margin of the clypeus, heart-shaped head in full-face view, and completely carinulate clypeus. Similar to Pheidole styrax of Venezuela but different in absence of an antennal scrobe and many other details of body form, sculpturing, pilosity, and color, as illustrated. See also the less similar Pheidole moffetti, Pheidole nasutoides and Pheidole tennantae . (Wilson 2003)

Distribution
Only known from the type locality.

This taxon was described from Brazil.

Description
A medium-large, yellow member of the flavens group whose major is distinguished by the unusual bidentate anterior margin of the clypeus, heart-shaped head in full-face view, and completely carinulate clypeus. Similar to Pheidole styrax of Venezuela but different in absence of an antennal scrobe and many other details of body form, sculpturing, pilosity, and color, as illustrated. See also the less similar Pheidole moffetti, Pheidole nasutoides and Pheidole tennantae . (Wilson 2003)

Major
Body and mandibles medium reddish yellow, appendages dark yellow.

Measurements (mm): Holotype major: HW 1.04, HL 1.06, SL 0.56, EL 0.14, PW 0.44.



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

Minor
Body medium reddish yellow, appendages plain medium yellow.

Measurements (mm): Paratype minor: HW 0.54, HL 0.58, SL 0.46, EL 0.06, PW 0.34.

Type Locality Information
BRAZIL: Pirella Plantation (Iriboca), near Belém (P. F. Darlington).

Etymology
L bidens, two-toothed, referring to the clypeus.