Pheidole in the New World. A dominant, hyperdiverse ant genus. Author Wilson, E. O. text 2003 Harvard University Press Cambridge, MA http://atbi.biosci.ohio-state.edu/HymOnline/reference-full.html?id=20017 book 20017 Pheidole vomer new species Types Mus. Comp. Zool. Harvard. Etymology L vomer , plowshare, referring to the raised median carina of the major clypeus. diagnosis Similar in various traits to amata , ambigua , celaena , fera , germaini , peruviana , rutilana , schwarzmaieri , and superba , differing as follows. Major: median carina projects forward slightly as a single, bladelike process; occipital cleft deep; carinae originating on frontal lobes fan outward and most reach the occipital border; occipital lobes mostly smooth and sprinkled with scattered foveae; in dorsal-oblique view, humerus raised high as a prominent lobe; propodeal spines thin and vertical on propodeal basal face; postpetiole from above diamond-shaped; promesonotal dorsum entirely carinulate. Minor: head "tiger-striped" with curving carinulae along the sides and straight carinulae that run from the frontal lobes to the occiput; occiput somewhat narrowed, with nuchal collar; promesonotal dorsum entirely carinulate; propodeal spines short, thin, and vertical on the propodeal dorsal face. Measurements (mm) Holotype major: HW 1.34, HL 1.48, SL 0.70, EL 0.16, PW 0.70. Paratype minor: HW 0.70, HL 0.78, SL 0.66, EL 0.08, PW 0.48. Color Major: body and mandibles dark reddish brown, tarsi dark yellow, other appendages light reddish brown. Minor: body medium brown, appendages dark yellow. Range Known from the type locality, and from San Pedro de la Sierra, Pico Verbabuena, Magdalena, 1730 m (C. Kugler). biology Winged queens were present in the type colony at the time of collection 9-13 January. figure Upper: holotype, major. Lower: paratype, minor. COLOMBIA: Finca Merenberg, 12 km west of Belen, Huila, 2300 m (C. Kugler and J. Hahn). Scale bars = 1 mm.