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 hasticeps new species Types Mus. Comp. Zool. Harvard. Etymology L hasticeps , spear-headed, referring to the major. Diagnosis Closely similar to subarmata , but differing by the following traits. Major: larger and more darkly colored; pronotum bilobous; propodeal spines longer and thinner, postpetiolar nodal margins more sharply angulate; carinulae mesad to the eyes extend halfway to the occipital border. Minor: larger and darker, otherwise nearly identical to subarmata . See also the less similar allarmata , cramptoni , synarmata , and triplex . Measurements (mm) Holotype major: HW 1.20, HL 1.40, SL 0.60, EL 0.16, PW 0.64. Paratype minor: HW 0.52, HL 0.54, SL 0.54, EL 0.10, PW 0.34. Color Major: head and body dark brown, appendages light to medium brown. Minor: head and body medium brown, appendages light brown. Range Known only from the type locality. Biology Unknown. Figure Upper: holotype, major. Lower: paratype, minor. COSTA RICA: San Jose de la Montana, 10 km north of Heredia (Yvette Perfecto). Scale bars = 1 mm.