To cite this page, please use the following:
· For print: . Accessed
· For web:
Types Mus. Comp. Zool. Harvard.
Etymology Named after the collector, Robert J. Hamton.
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.
Range Known from the type locality and from 8 km northwest of Tequila, Jalisco, 1220 m (R. J. Hamton).
Figure Upper: holotype, major. Lower: paratype, minor. MEXICO: 10 km northwest of Ixtlan, Nayarit (Robert J. Hamton). Scale bars = 1 mm.