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 exarata Emery Pheidole exarata Emery 1896g: 68. Types Mus. Civ. Stor. Nat. Genova. Etymology Unknown. Diagnosis A large, medium brown (major) or plain light brown (minor) member of the tristis group with small propodeal spines, possessing as well a subpostpetiolar process and bell-shaped postpetiolar node. Major: all of dorsal head surface covered by parallel longitudinal carinulae; and pronotal dorsum by transverse carinulae. Minor: occiput broad, lacking a nuchal collar; all of dorsal surface of head and mesosoma foveolate and opaque. Similar to alpinensis , excubitor , germaini , grandinodus , grantae , obrima , rogeri , stulta , tristis , and zoster , differing in many details of body form, sculpturing, and pilosity, as illustrated, and in color, as described. Measurements (mm) Lectotype major: HW 1.60, HL 1.78, SL 0.86, EL 0.20, PW 0.80. Paralectotype minor: HW 0.80, HL 0.86, SL 0.78, EL 0.14, PW 0.50. color Major: concolorous medium reddish brown. Minor: concolorous plain light brown. Range Known from the type locality and from Reserva Naturale, El Guayaba, Cali-Popayan, Cauca, Colombia, 1600 m (W. L. Brown and R. Root). Biology The Colombian colony, with a winged queen, was found in montane rainforest on 24 March. figure Upper: lectotype, major. Lower: paralectotype, minor. COSTA RICA: San Jose. Scale bars = 1 mm.