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 morelosana new species Types Mus. Comp. Zool. Harvard. Etymology Named after the Mexican state of origin of the type colony. diagnosis Pheidole morelosana is similar in various traits to the species listed in the heading above, distinguished as follows. Major: dark yellow; occiput broad and deep; pilosity dense and very long, many hairs much longer than Eye Length; humerus subangulate in dorsal-oblique view; propodeal spines long, nearly vertical to propodeal basal face in dorsal-oblique view; promesonotal profde flat in side view; postpetiolar node very low in side view and spinose from above; mesosoma entirely foveolate and opaque. Minor: eye small, oval; all of head and mesosoma foveolate and opaque; petiolar node broad and rounded at apex; postpetiolar node low; occiput broad, its margin concave. measurements (mm) Holotype major: HW 0.78, HL 0.88, SL 0.42, EL 0.08, PW 0.44. Paratype minor: HW 0.44, HL 0.50, SL 0.42, EL 0.06, PW 0.28. Color Major: concolorous dark yellow except for antennae and tarsi, which are pale yellow. Minor: concolorous medium yellow except for tarsi, which are pale yellow. Range Known only from the type locality. Biology Unknown. Figure Upper: holotype, major. Lower: paratype, minor. MEXICO: Miacatlan, Morelos (A. B. Hamton). Scale bars = 1 mm.