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 glomericeps new species Types Mus. Comp. Zool. Harvard. Etymology L glomericeps , spherical head. diagnosis Similar in various traits to exigua , moffetti , nana , nuculiceps , orbica , rudigenis , sculptior , and styrax , differing as follows. Major: outline of head in full-face view circular; antennal scrobes present, anterior fourth of pronotal dorsum, as well as space between eye and antennal fossa, rugoreticulate; promesonotal profile elevated and strongly convex; mesonotal convexity subangulate in side view; petiolar node tapered at apex to a blunt point; postpetiole from above trapezoidal; almost all of mesosoma foveolate. Minor: eye small and elliptical; promesonotal profile semicircular; occiput broad and weakly concave; petiolar node tapers to point at apex; all of head and mesosoma foveolate. Measurements (mm) Holotype major: HW 0.80, HL 0.80, SL 0.44, EL 0.10, PW 0.38. Paratype minor: HW 0.40, HL 0.44, SL 0.42, EL 0.04, PW 0.24. Color Major and minor: concolorous yellow. range Known from the type locality and from near Turrialba, Cartago Prov., Costa Rica, 550 m. Biology Collected at a bait in a subterranean trap (W. P. MacKay). Figure Upper: holotype, major. Lower: paratype, minor. MEXICO: 10 km south of Palenque, Chiapas (William P. MacKay). Scale bars = 1 mm.