Pheidole hamtoni

Nothing is known about the biology of hamtoni.

Identification
See the description in the nomenclature section.

Distribution
Known from the type locality and from 8 km northwest of Tequila, Jalisco, 1220 m, col. R. J. Hamton. (Wilson 2003)

Distribution based on Regional Taxon Lists
Neotropical Region: Mexico.

Nomenclature

 *  hamtoni. Pheidole hamtoni Wilson, 2003: 296, figs. (s.w.) MEXICO.

Description
A member of the fallax group, close to Pheidole azteca but differing from it and other species of the group by the following combination of traits.

Both major and minor brownish yellow.

Major: head capsule 1.14X longer than broad; hypostomum with 5 teeth; propodeal spine greatly reduced, to a rudimentary denticle; postpetiolar node from above short and bell-shaped; pilosity erect and very dense; rugoreticulum present between each eye and the nearby antennal fossa; carinulae mesad to the eye extend almost all the way to the occipital border.

Minor: propodeal spines reduced to denticles; occiput narrowed slightly, with a nuchal collar.

MEASUREMENTS (mm) Holotype major: HW 1.32, HL 1.50, SL 1.22, EL 0.22, PW 0.74. Paratype minor: HW 0.64, HL 0.78, SL 1.02, EL 0.16, PW 0.44.

COLOR Major: body concolorous brownish yellow, except for gaster, which is a shade darker.

Minor: concolorous brownish yellow.



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

Type Material
MEXICO: 10 km northwest of Ixtlán, Nayarit, col. Robert J. Hamton.

Etymology
Named after the collector, Robert J. Hamton.