Pheidole bidens, Wilson, E. O., 2003

Wilson, E. O., 2003, Pheidole in the New World. A dominant, hyperdiverse ant genus., Harvard University Press, Cambridge, MA, pp. 365-535 : 377

Pheidole bidens new species

Types Mus. Comp. Zool. Harvard.

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

Diagnosis 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 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 moffetti , nasutoides , and tennantae .

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

Paratype minor: HW 0.54, HL 0.58, SL 0.46, EL 0.06, PW 0.34.

color Major: body and mandibles medium reddish yellow, appendages dark yellow.

Minor: body medium reddish yellow, appendages plain medium yellow.

Range Known only from the type series.

biology Unknown.

Figure Upper: holotype, major. Lower: paratype, minor. BRAZIL: Pirella Plantation (Iriboca), near Belem (P. F. Darlington). Scale bars = 1 mm.