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 socrates Forel, new status Pheidole biconstricta socrates Forel 1912g: 223. Types Mus. Hist. Nat. Geneve. Etymology L socrates , presumably after the philosopher. Diagnosis A large, light reddish yellow member of the biconstricta group, possessing spines in major and minor. In the major, also, longitudinal carinulae of frontal lobes extend in attenuated form posteriorly to near the occipital border. In the minor, the occiput is exceptionally broad in full-face view. Otherwise, close to biconstricta and plato . Measurements (mm) Lectotype major: HW 1.84, HL 1.80, SL 1.10, EL 0.26, PW 0.88. Paralectotype minor: HW 0.88, HL 0.94, SL 1.08, EL 0.10, PW 0.56. Color Major and minor: concolorous light reddish yellow. Range Amazonian Brazil to the Guianas (French Guiana, Guyanas, Suriname). Kempf (1972b) records socrates from Trinidad, but I have not seen the specimens. Biology Unknown. Figure Upper: lectotype, major. Lower: paralectotype, minor. BRAZIL: Belem. Scale bars - 1 mm.